Finding the Fourth Proportional to 83,782.66, 125,691.58 and 24,613.32
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Solution
The fourth proportional to 83,782.66, 125,691.58 and 24,613.32 is: 36,925.15
Step by Step Solution
- Step 1: Write the proportion equation
83,782.66 : 125,691.58 = 24,613.32 : x - Step 2: Convert to fraction form
83,782.66/125,691.58 = 24,613.32/x - Step 3: Cross multiply
83,782.66x = 125,691.58 × 24,613.32 - Step 4: Simplify right side
83,782.66x = 3,093,687,079.85 - Step 5: Solve for x
x = 3,093,687,079.85/83,782.66 - Step 6: Final answer
x = 36,925.15
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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.