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Finding the Fourth Proportional to 181,691.00, 250,733.59 and 101,137.56

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Solution

The fourth proportional to 181,691.00, 250,733.59 and 101,137.56 is: 139,569.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,691.00 : 250,733.59 = 101,137.56 : x
  2. Step 2: Convert to fraction form
    181,691.00/250,733.59 = 101,137.56/x
  3. Step 3: Cross multiply
    181,691.00x = 250,733.59 × 101,137.56
  4. Step 4: Simplify right side
    181,691.00x = 25,358,581,743.28
  5. Step 5: Solve for x
    x = 25,358,581,743.28/181,691.00
  6. Step 6: Final answer
    x = 139,569.83

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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.