Finding the Fourth Proportional to 79,624.74, 119,433.17 and 29,700.95
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Solution
The fourth proportional to 79,624.74, 119,433.17 and 29,700.95 is: 44,549.95
Step by Step Solution
- Step 1: Write the proportion equation
79,624.74 : 119,433.17 = 29,700.95 : x - Step 2: Convert to fraction form
79,624.74/119,433.17 = 29,700.95/x - Step 3: Cross multiply
79,624.74x = 119,433.17 × 29,700.95 - Step 4: Simplify right side
79,624.74x = 3,547,277,864.84 - Step 5: Solve for x
x = 3,547,277,864.84/79,624.74 - Step 6: Final answer
x = 44,549.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.