Home / 132,002.52-197,987.70-38,508.36

Finding the Fourth Proportional to 132,002.52, 197,987.70 and 38,508.36

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Solution

The fourth proportional to 132,002.52, 197,987.70 and 38,508.36 is: 57,757.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002.52 : 197,987.70 = 38,508.36 : x
  2. Step 2: Convert to fraction form
    132,002.52/197,987.70 = 38,508.36/x
  3. Step 3: Cross multiply
    132,002.52x = 197,987.70 × 38,508.36
  4. Step 4: Simplify right side
    132,002.52x = 7,624,181,627.17
  5. Step 5: Solve for x
    x = 7,624,181,627.17/132,002.52
  6. Step 6: Final answer
    x = 57,757.85

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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.