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Finding the Fourth Proportional to 71,546.57, 98,734.65 and 44,704.65

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Solution

The fourth proportional to 71,546.57, 98,734.65 and 44,704.65 is: 61,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,546.57 : 98,734.65 = 44,704.65 : x
  2. Step 2: Convert to fraction form
    71,546.57/98,734.65 = 44,704.65/x
  3. Step 3: Cross multiply
    71,546.57x = 98,734.65 × 44,704.65
  4. Step 4: Simplify right side
    71,546.57x = 4,413,897,971.12
  5. Step 5: Solve for x
    x = 4,413,897,971.12/71,546.57
  6. Step 6: Final answer
    x = 61,692.66

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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.