Finding the Fourth Proportional to 88,700.18, 133,071.53 and 29,536.38
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Solution
The fourth proportional to 88,700.18, 133,071.53 and 29,536.38 is: 44,311.65
Step by Step Solution
- Step 1: Write the proportion equation
88,700.18 : 133,071.53 = 29,536.38 : x - Step 2: Convert to fraction form
88,700.18/133,071.53 = 29,536.38/x - Step 3: Cross multiply
88,700.18x = 133,071.53 × 29,536.38 - Step 4: Simplify right side
88,700.18x = 3,930,451,277.26 - Step 5: Solve for x
x = 3,930,451,277.26/88,700.18 - Step 6: Final answer
x = 44,311.65
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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.