Home / 181,780.28-272,794.98-63,451.61

Finding the Fourth Proportional to 181,780.28, 272,794.98 and 63,451.61

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Solution

The fourth proportional to 181,780.28, 272,794.98 and 63,451.61 is: 95,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,780.28 : 272,794.98 = 63,451.61 : x
  2. Step 2: Convert to fraction form
    181,780.28/272,794.98 = 63,451.61/x
  3. Step 3: Cross multiply
    181,780.28x = 272,794.98 × 63,451.61
  4. Step 4: Simplify right side
    181,780.28x = 17,309,281,600.85
  5. Step 5: Solve for x
    x = 17,309,281,600.85/181,780.28
  6. Step 6: Final answer
    x = 95,220.90

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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.