Home / 132,108.06-198,162.10-43,337.74

Finding the Fourth Proportional to 132,108.06, 198,162.10 and 43,337.74

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Solution

The fourth proportional to 132,108.06, 198,162.10 and 43,337.74 is: 65,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,108.06 : 198,162.10 = 43,337.74 : x
  2. Step 2: Convert to fraction form
    132,108.06/198,162.10 = 43,337.74/x
  3. Step 3: Cross multiply
    132,108.06x = 198,162.10 × 43,337.74
  4. Step 4: Simplify right side
    132,108.06x = 8,587,897,567.65
  5. Step 5: Solve for x
    x = 8,587,897,567.65/132,108.06
  6. Step 6: Final answer
    x = 65,006.61

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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.