Finding the Fourth Proportional to 88,758.88, 122,489.36 and 48,472.96
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Solution
The fourth proportional to 88,758.88, 122,489.36 and 48,472.96 is: 66,893.83
Step by Step Solution
- Step 1: Write the proportion equation
88,758.88 : 122,489.36 = 48,472.96 : x - Step 2: Convert to fraction form
88,758.88/122,489.36 = 48,472.96/x - Step 3: Cross multiply
88,758.88x = 122,489.36 × 48,472.96 - Step 4: Simplify right side
88,758.88x = 5,937,421,847.71 - Step 5: Solve for x
x = 5,937,421,847.71/88,758.88 - Step 6: Final answer
x = 66,893.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.