Finding the Fourth Proportional to 88,700.67, 122,406.08 and 48,414.69
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Solution
The fourth proportional to 88,700.67, 122,406.08 and 48,414.69 is: 66,811.81
Step by Step Solution
- Step 1: Write the proportion equation
88,700.67 : 122,406.08 = 48,414.69 : x - Step 2: Convert to fraction form
88,700.67/122,406.08 = 48,414.69/x - Step 3: Cross multiply
88,700.67x = 122,406.08 × 48,414.69 - Step 4: Simplify right side
88,700.67x = 5,926,252,175.24 - Step 5: Solve for x
x = 5,926,252,175.24/88,700.67 - Step 6: Final answer
x = 66,811.81
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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.