Finding the Fourth Proportional to 86,575.63, 129,868.37 and 24,250.99
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Solution
The fourth proportional to 86,575.63, 129,868.37 and 24,250.99 is: 36,377.86
Step by Step Solution
- Step 1: Write the proportion equation
86,575.63 : 129,868.37 = 24,250.99 : x - Step 2: Convert to fraction form
86,575.63/129,868.37 = 24,250.99/x - Step 3: Cross multiply
86,575.63x = 129,868.37 × 24,250.99 - Step 4: Simplify right side
86,575.63x = 3,149,436,542.19 - Step 5: Solve for x
x = 3,149,436,542.19/86,575.63 - Step 6: Final answer
x = 36,377.86
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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.