Determine the missing amounts. Assume all changes in stockholders' equity are due to changes in retained earnings. Walco Corporation Gunther Enterprises Beginning of year Total assets $114,000 $155,000 Total liabilities 63,000 $ Total stockholders' equity (a) 73.700 End of year Total assets 177,000 Total liabilities 115,000 56,000 Total stockholders' equity 51,000 $ Changes during year in retained earnings Dividends 4,000 Total revenues 219,000 $ Total expenses 167,000 81,000 1000