Finding the Fourth Proportional to 90,874.97, 136,314.28 and 24,314.99
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Solution
The fourth proportional to 90,874.97, 136,314.28 and 24,314.99 is: 36,472.97
Step by Step Solution
- Step 1: Write the proportion equation
90,874.97 : 136,314.28 = 24,314.99 : x - Step 2: Convert to fraction form
90,874.97/136,314.28 = 24,314.99/x - Step 3: Cross multiply
90,874.97x = 136,314.28 × 24,314.99 - Step 4: Simplify right side
90,874.97x = 3,314,480,434.27 - Step 5: Solve for x
x = 3,314,480,434.27/90,874.97 - Step 6: Final answer
x = 36,472.97
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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.