Finding the Fourth Proportional to 74,874.92, 112,304.68 and 24,949.63
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Solution
The fourth proportional to 74,874.92, 112,304.68 and 24,949.63 is: 37,421.88
Step by Step Solution
- Step 1: Write the proportion equation
74,874.92 : 112,304.68 = 24,949.63 : x - Step 2: Convert to fraction form
74,874.92/112,304.68 = 24,949.63/x - Step 3: Cross multiply
74,874.92x = 112,304.68 × 24,949.63 - Step 4: Simplify right side
74,874.92x = 2,801,960,213.27 - Step 5: Solve for x
x = 2,801,960,213.27/74,874.92 - Step 6: Final answer
x = 37,421.88
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1.5x scale
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.