Ola, Narty, and Xu form a partnership. Ola contributes $250,000, Narty contributes $180,000, and Xu contributes $290,000. Their partnership agreement calls for the income or loss division to be based on the ratio of capital invested. If the partnership reports income of $180,000 for its first year, what amount of income is credited to Xu's capital account?

$45,000.

$62,500.

$48,000.

$57,000.

$67,500.