An investor buys 100 shares of Walmart at 43 per share on margin with an initial margin of 44.69 % and a maintenance margin of 20.51 %. In two months, the stock goes to 53. What is the actual margin of the stock when it's at 53 Enter your answer in decimal format. E.g., enter 0.1234 to represent 12.34%. Failure to enter in decimal format will result in zero credit for this problem. Again