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Finding the Fourth Proportional to 22,987.60, 34,481.40 and 9,841.30

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Solution

The fourth proportional to 22,987.60, 34,481.40 and 9,841.30 is: 14,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.60 : 34,481.40 = 9,841.30 : x
  2. Step 2: Convert to fraction form
    22,987.60/34,481.40 = 9,841.30/x
  3. Step 3: Cross multiply
    22,987.60x = 34,481.40 × 9,841.30
  4. Step 4: Simplify right side
    22,987.60x = 339,341,801.82
  5. Step 5: Solve for x
    x = 339,341,801.82/22,987.60
  6. Step 6: Final answer
    x = 14,761.95

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Similar ratio
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1.5x scale

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.