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Finding the Fourth Proportional to 181,294.38, 250,171.56 and 104,818.38

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Solution

The fourth proportional to 181,294.38, 250,171.56 and 104,818.38 is: 144,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,294.38 : 250,171.56 = 104,818.38 : x
  2. Step 2: Convert to fraction form
    181,294.38/250,171.56 = 104,818.38/x
  3. Step 3: Cross multiply
    181,294.38x = 250,171.56 × 104,818.38
  4. Step 4: Simplify right side
    181,294.38x = 26,222,577,641.27
  5. Step 5: Solve for x
    x = 26,222,577,641.27/181,294.38
  6. Step 6: Final answer
    x = 144,640.87

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1.5x scale

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.