Home / 132,004.71-198,036.23-38,517.75

Finding the Fourth Proportional to 132,004.71, 198,036.23 and 38,517.75

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Solution

The fourth proportional to 132,004.71, 198,036.23 and 38,517.75 is: 57,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,004.71 : 198,036.23 = 38,517.75 : x
  2. Step 2: Convert to fraction form
    132,004.71/198,036.23 = 38,517.75/x
  3. Step 3: Cross multiply
    132,004.71x = 198,036.23 × 38,517.75
  4. Step 4: Simplify right side
    132,004.71x = 7,627,909,805.49
  5. Step 5: Solve for x
    x = 7,627,909,805.49/132,004.71
  6. Step 6: Final answer
    x = 57,785.13

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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.