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Finding the Fourth Proportional to 132,395.63, 198,593.44 and 38,901.38

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Solution

The fourth proportional to 132,395.63, 198,593.44 and 38,901.38 is: 58,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,395.63 : 198,593.44 = 38,901.38 : x
  2. Step 2: Convert to fraction form
    132,395.63/198,593.44 = 38,901.38/x
  3. Step 3: Cross multiply
    132,395.63x = 198,593.44 × 38,901.38
  4. Step 4: Simplify right side
    132,395.63x = 7,725,557,784.73
  5. Step 5: Solve for x
    x = 7,725,557,784.73/132,395.63
  6. Step 6: Final answer
    x = 58,352.06

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1.5x scale

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.