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Finding the Fourth Proportional to 62,899.20, 94,348.80 and 29,608.20

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Solution

The fourth proportional to 62,899.20, 94,348.80 and 29,608.20 is: 44,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,899.20 : 94,348.80 = 29,608.20 : x
  2. Step 2: Convert to fraction form
    62,899.20/94,348.80 = 29,608.20/x
  3. Step 3: Cross multiply
    62,899.20x = 94,348.80 × 29,608.20
  4. Step 4: Simplify right side
    62,899.20x = 2,793,498,140.16
  5. Step 5: Solve for x
    x = 2,793,498,140.16/62,899.20
  6. Step 6: Final answer
    x = 44,412.30

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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.