Home / 132,287.06-198,457.92-43,545.89

Finding the Fourth Proportional to 132,287.06, 198,457.92 and 43,545.89

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Solution

The fourth proportional to 132,287.06, 198,457.92 and 43,545.89 is: 65,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,287.06 : 198,457.92 = 43,545.89 : x
  2. Step 2: Convert to fraction form
    132,287.06/198,457.92 = 43,545.89/x
  3. Step 3: Cross multiply
    132,287.06x = 198,457.92 × 43,545.89
  4. Step 4: Simplify right side
    132,287.06x = 8,642,025,761.66
  5. Step 5: Solve for x
    x = 8,642,025,761.66/132,287.06
  6. Step 6: Final answer
    x = 65,327.83

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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.