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Finding the Fourth Proportional to 41,652.03, 62,478.06 and 12,069.90

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Solution

The fourth proportional to 41,652.03, 62,478.06 and 12,069.90 is: 18,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,652.03 : 62,478.06 = 12,069.90 : x
  2. Step 2: Convert to fraction form
    41,652.03/62,478.06 = 12,069.90/x
  3. Step 3: Cross multiply
    41,652.03x = 62,478.06 × 12,069.90
  4. Step 4: Simplify right side
    41,652.03x = 754,103,936.39
  5. Step 5: Solve for x
    x = 754,103,936.39/41,652.03
  6. Step 6: Final answer
    x = 18,104.85

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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.