The 2019 financial statements for Growth Industries are presented below. INCOME STATEMENT, 2019 Sales Costs EBIT Interest expense Taxable income Taxes (at 21%) Net income Dividends $ 22,752 Addition to retained earnings $ 53,088 $ 340,000 220,000 $ 120,000 24,000 $ 96,000 20,160 $ 75,840 Assets Current assets Cash Accounts receivable Inventories Total current assets Net plant and equipment BALANCE SHEET, YEAR-END, 2019 Liabilities Current liabilities $ 3,000 Accounts payable 8,000 Total current liabilities 29,000 Long-term debt $ 40,000 Stockholders' equity 280,000 Common stock plus additional paid-in capital Retained earnings $ 320,000 Total liabilities plus stockholders' equity $ 10,000 $ 10,000 240,000 15,000 55,000 $ 320,000 Total assets Sales and costs are projected to grow at 40% a year for at least the next 4 years. Both current assets and accounts payable are projected to rise in proportion to sales. The firm is currently operating at 70% capacity, so it plans to increase fixed assets in proportion to sales. Interest expense will equal 10% of long-term debt outstanding at the start of the year. The firm will maintain a dividend payout ratio of 0.30. What is the required external financing over the next year? (Enter excess cash as a negative number with a minus sign.)