Finding the Fourth Proportional to 88,706,414.70, 133,059,622.05 and 82,070,894.70
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Solution
The fourth proportional to 88,706,414.70, 133,059,622.05 and 82,070,894.70 is: 123,106,342.05
Step by Step Solution
- Step 1: Write the proportion equation
88,706,414.70 : 133,059,622.05 = 82,070,894.70 : x - Step 2: Convert to fraction form
88,706,414.70/133,059,622.05 = 82,070,894.70/x - Step 3: Cross multiply
88,706,414.70x = 133,059,622.05 × 82,070,894.70 - Step 4: Simplify right side
88,706,414.70x = 10,920,322,230,087,348 - Step 5: Solve for x
x = 10,920,322,230,087,348/88,706,414.70 - Step 6: Final answer
x = 123,106,342.05
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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.