Finding the Fourth Proportional to 88,700.05, 133,071.34 and 29,536.23
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Solution
The fourth proportional to 88,700.05, 133,071.34 and 29,536.23 is: 44,311.43
Step by Step Solution
- Step 1: Write the proportion equation
88,700.05 : 133,071.34 = 29,536.23 : x - Step 2: Convert to fraction form
88,700.05/133,071.34 = 29,536.23/x - Step 3: Cross multiply
88,700.05x = 133,071.34 × 29,536.23 - Step 4: Simplify right side
88,700.05x = 3,930,425,704.65 - Step 5: Solve for x
x = 3,930,425,704.65/88,700.05 - Step 6: Final answer
x = 44,311.43
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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.