Finding the Fourth Proportional to 204,873.18, 307,306.71 and 124,934.64
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Solution
The fourth proportional to 204,873.18, 307,306.71 and 124,934.64 is: 187,400.09
Step by Step Solution
- Step 1: Write the proportion equation
204,873.18 : 307,306.71 = 124,934.64 : x - Step 2: Convert to fraction form
204,873.18/307,306.71 = 124,934.64/x - Step 3: Cross multiply
204,873.18x = 307,306.71 × 124,934.64 - Step 4: Simplify right side
204,873.18x = 38,393,253,183.43 - Step 5: Solve for x
x = 38,393,253,183.43/204,873.18 - Step 6: Final answer
x = 187,400.09
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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.