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Finding the Fourth Proportional to 39,793.80, 59,625.90 and 29,296.20

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Solution

The fourth proportional to 39,793.80, 59,625.90 and 29,296.20 is: 43,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.80 : 59,625.90 = 29,296.20 : x
  2. Step 2: Convert to fraction form
    39,793.80/59,625.90 = 29,296.20/x
  3. Step 3: Cross multiply
    39,793.80x = 59,625.90 × 29,296.20
  4. Step 4: Simplify right side
    39,793.80x = 1,746,812,291.58
  5. Step 5: Solve for x
    x = 1,746,812,291.58/39,793.80
  6. Step 6: Final answer
    x = 43,896.59

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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.