Finding the Fourth Proportional to 85,926,005.84, 118,568,951.84 and 48,744,439.76
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Solution
The fourth proportional to 85,926,005.84, 118,568,951.84 and 48,744,439.76 is: 67,262,257.50
Step by Step Solution
- Step 1: Write the proportion equation
85,926,005.84 : 118,568,951.84 = 48,744,439.76 : x - Step 2: Convert to fraction form
85,926,005.84/118,568,951.84 = 48,744,439.76/x - Step 3: Cross multiply
85,926,005.84x = 118,568,951.84 × 48,744,439.76 - Step 4: Simplify right side
85,926,005.84x = 5,779,577,130,371,221 - Step 5: Solve for x
x = 5,779,577,130,371,221/85,926,005.84 - Step 6: Final answer
x = 67,262,257.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.