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Finding the Fourth Proportional to 48,956.50, 67,559.97 and 29,084.50

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Solution

The fourth proportional to 48,956.50, 67,559.97 and 29,084.50 is: 40,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,956.50 : 67,559.97 = 29,084.50 : x
  2. Step 2: Convert to fraction form
    48,956.50/67,559.97 = 29,084.50/x
  3. Step 3: Cross multiply
    48,956.50x = 67,559.97 × 29,084.50
  4. Step 4: Simplify right side
    48,956.50x = 1,964,947,947.47
  5. Step 5: Solve for x
    x = 1,964,947,947.47/48,956.50
  6. Step 6: Final answer
    x = 40,136.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.