A company's sales in 2020 were $9 million and its total spontaneous assets were $3.2 million. Also in the same year, the firm's spontaneous liabilities consisted of $8.7 million in wages payable, $5.9 million in accounts payable, and $9.6 million in accrued expenses. The firm's profit margin is 4.8% and its dividend payout ratio is 2%. The balance sheet at year-end is similar in percentage of sales to that of previous years and this will continue in the future. Required: What is the percentage increase in sales that the company must achieve in order to avoid raising funds externally? Note: The term k is used to represent thousands ( $1,000