Home / 132,286.56-198,457.17-43,545.39

Finding the Fourth Proportional to 132,286.56, 198,457.17 and 43,545.39

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Solution

The fourth proportional to 132,286.56, 198,457.17 and 43,545.39 is: 65,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286.56 : 198,457.17 = 43,545.39 : x
  2. Step 2: Convert to fraction form
    132,286.56/198,457.17 = 43,545.39/x
  3. Step 3: Cross multiply
    132,286.56x = 198,457.17 × 43,545.39
  4. Step 4: Simplify right side
    132,286.56x = 8,641,894,865.95
  5. Step 5: Solve for x
    x = 8,641,894,865.95/132,286.56
  6. Step 6: Final answer
    x = 65,327.08

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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.