India beat Australia by 20 runs in the fourth T20I to take an unassailable 3-1 lead in the fourth T20I of the five-match series on Friday. Put into bat, Rinku Singh (46 off 29 balls) and Jitesh Sharma (35 off 19 balls) provided late fireworks to take India to 174/9. In reply, Australia scored 154 for 7 in stipulated 20 overs. Two spinners Axar Patel (3/16 in 4 overs) and Ravi Bishnoi (1/17 in 4 overs) were architects of win after Rinku and Jitesh set up the total. The fifth and final T20I match will be held on December 3 at the M.Chinnaswamy Stadium in Bengaluru.