A man walks past a sign of the Reserve Bank of India in Mumbai on August 5, 2022. (INDRANIL MUKHERJEE / AFP)

MUMBAI – The Reserve Bank of India's benchmark repo rate was raised by 50 basis points on Friday, the fourth straight increase in the current cycle, as policymakers extended their battle to tame sustained above-target retail inflation rate.

The monetary policy committee (MPC), comprising of three members from the RBI and three external members, raised the key lending rate or the repo rate to 5.90 percent with a five out of six majority.

The US Federal Reserve's relentless and aggressive interest rate hikes over recent months have sent the rupee down sharply and prompted most economists to predict another 50 bps increase

The standing deposit facility rate and the marginal standing facility rate were also increased by the same quantum to 5.65 percent and 6.15 percent, respectively.

ALSO READ: India restricts rice exports, could fuel food inflation

The US Federal Reserve's relentless and aggressive interest rate hikes over recent months have sent the rupee down sharply and prompted most economists to predict another 50 bps increase. The MPC has raised rates by a total 140 bps in the last three meetings, including consecutive 50 bps moves in the last two.

READ MORE: Fed delivers another big rate hike; Powell vows to 'keep at it'

India's annual retail inflation rate accelerated to 7 percent in August, driven by a surge in food prices, and has stayed above the RBI's mandated 2-6 percent target band for eight consecutive months.