Weighted Average Cost of Capital Austin, Inc. pla and respective capital cost rates ns to finance its expansion by raising the needed investment capital from the following sources in the indicated pro ting Capital Proportion 45% 10% 25% 20% 100% Rate 10% 8% 14% 12% Preferred stock Common stock Retained earnings Calculate the weighted average cost of capital Round answers to one decimal place. For example, 0.4567. 45.7% Cost of Capital -Profit Bonds ting: A Making sts and