Rupee Vs Dollar Today: Shedding its intra-day gains, the rupee edged six paise lower against the US dollar on Tuesday, March 23, to settle at 72.43 (provisional) tracking weakness along with its other peers against the American currency. Positive domestic equity markets and easing crude oil prices lent support to the domestic unit and restricted a further decline. At the interbank foreign exchange market, the local unit opened flat at 72.37 against the dollar and registered an intra-day high of 72.27. It witnessed a low of 72.45.