Finding the Fourth Proportional to 86,344.25, 129,523.71 and 24,014.75
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Solution
The fourth proportional to 86,344.25, 129,523.71 and 24,014.75 is: 36,024.17
Step by Step Solution
- Step 1: Write the proportion equation
86,344.25 : 129,523.71 = 24,014.75 : x - Step 2: Convert to fraction form
86,344.25/129,523.71 = 24,014.75/x - Step 3: Cross multiply
86,344.25x = 129,523.71 × 24,014.75 - Step 4: Simplify right side
86,344.25x = 3,110,479,514.72 - Step 5: Solve for x
x = 3,110,479,514.72/86,344.25 - Step 6: Final answer
x = 36,024.17
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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.