Home / 113,660.17-156,769.92-96,545.68

Finding the Fourth Proportional to 113,660.17, 156,769.92 and 96,545.68

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Solution

The fourth proportional to 113,660.17, 156,769.92 and 96,545.68 is: 133,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,660.17 : 156,769.92 = 96,545.68 : x
  2. Step 2: Convert to fraction form
    113,660.17/156,769.92 = 96,545.68/x
  3. Step 3: Cross multiply
    113,660.17x = 156,769.92 × 96,545.68
  4. Step 4: Simplify right side
    113,660.17x = 15,135,458,138.02
  5. Step 5: Solve for x
    x = 15,135,458,138.02/113,660.17
  6. Step 6: Final answer
    x = 133,164.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.