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Finding the Fourth Proportional to 181,781.54, 272,796.86 and 63,452.87

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Solution

The fourth proportional to 181,781.54, 272,796.86 and 63,452.87 is: 95,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,781.54 : 272,796.86 = 63,452.87 : x
  2. Step 2: Convert to fraction form
    181,781.54/272,796.86 = 63,452.87/x
  3. Step 3: Cross multiply
    181,781.54x = 272,796.86 × 63,452.87
  4. Step 4: Simplify right side
    181,781.54x = 17,309,742,330.00
  5. Step 5: Solve for x
    x = 17,309,742,330.00/181,781.54
  6. Step 6: Final answer
    x = 95,222.78

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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.