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Finding the Fourth Proportional to 59,834.80, 89,793.66 and 38,722.28

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Solution

The fourth proportional to 59,834.80, 89,793.66 and 38,722.28 is: 58,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,834.80 : 89,793.66 = 38,722.28 : x
  2. Step 2: Convert to fraction form
    59,834.80/89,793.66 = 38,722.28/x
  3. Step 3: Cross multiply
    59,834.80x = 89,793.66 × 38,722.28
  4. Step 4: Simplify right side
    59,834.80x = 3,477,015,193.53
  5. Step 5: Solve for x
    x = 3,477,015,193.53/59,834.80
  6. Step 6: Final answer
    x = 58,110.25

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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.