Home / 132,003.24-198,001.56-38,509.80

Finding the Fourth Proportional to 132,003.24, 198,001.56 and 38,509.80

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Solution

The fourth proportional to 132,003.24, 198,001.56 and 38,509.80 is: 57,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,003.24 : 198,001.56 = 38,509.80 : x
  2. Step 2: Convert to fraction form
    132,003.24/198,001.56 = 38,509.80/x
  3. Step 3: Cross multiply
    132,003.24x = 198,001.56 × 38,509.80
  4. Step 4: Simplify right side
    132,003.24x = 7,625,000,475.29
  5. Step 5: Solve for x
    x = 7,625,000,475.29/132,003.24
  6. Step 6: Final answer
    x = 57,763.74

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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.