Home / 132,006.24-198,006.06-38,512.80

Finding the Fourth Proportional to 132,006.24, 198,006.06 and 38,512.80

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Solution

The fourth proportional to 132,006.24, 198,006.06 and 38,512.80 is: 57,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,006.24 : 198,006.06 = 38,512.80 : x
  2. Step 2: Convert to fraction form
    132,006.24/198,006.06 = 38,512.80/x
  3. Step 3: Cross multiply
    132,006.24x = 198,006.06 × 38,512.80
  4. Step 4: Simplify right side
    132,006.24x = 7,625,767,787.57
  5. Step 5: Solve for x
    x = 7,625,767,787.57/132,006.24
  6. Step 6: Final answer
    x = 57,768.24

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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.