Home / 132,332.92-198,498.90-57,443.28

Finding the Fourth Proportional to 132,332.92, 198,498.90 and 57,443.28

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Solution

The fourth proportional to 132,332.92, 198,498.90 and 57,443.28 is: 86,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,332.92 : 198,498.90 = 57,443.28 : x
  2. Step 2: Convert to fraction form
    132,332.92/198,498.90 = 57,443.28/x
  3. Step 3: Cross multiply
    132,332.92x = 198,498.90 × 57,443.28
  4. Step 4: Simplify right side
    132,332.92x = 11,402,427,892.39
  5. Step 5: Solve for x
    x = 11,402,427,892.39/132,332.92
  6. Step 6: Final answer
    x = 86,164.71

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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.