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Finding the Fourth Proportional to 132,417.02, 198,713 and 62,301.80

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Solution

The fourth proportional to 132,417.02, 198,713 and 62,301.80 is: 93,493.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,417.02 : 198,713 = 62,301.80 : x
  2. Step 2: Convert to fraction form
    132,417.02/198,713 = 62,301.80/x
  3. Step 3: Cross multiply
    132,417.02x = 198,713 × 62,301.80
  4. Step 4: Simplify right side
    132,417.02x = 12,380,177,583.40
  5. Step 5: Solve for x
    x = 12,380,177,583.40/132,417.02
  6. Step 6: Final answer
    x = 93,493.85

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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.