Home / 132,733.59-198,632.61-82,837.14

Finding the Fourth Proportional to 132,733.59, 198,632.61 and 82,837.14

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Solution

The fourth proportional to 132,733.59, 198,632.61 and 82,837.14 is: 123,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,733.59 : 198,632.61 = 82,837.14 : x
  2. Step 2: Convert to fraction form
    132,733.59/198,632.61 = 82,837.14/x
  3. Step 3: Cross multiply
    132,733.59x = 198,632.61 × 82,837.14
  4. Step 4: Simplify right side
    132,733.59x = 16,454,157,323.14
  5. Step 5: Solve for x
    x = 16,454,157,323.14/132,733.59
  6. Step 6: Final answer
    x = 123,963.78

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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.