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Finding the Fourth Proportional to 96,620.60, 144,930.90 and 34,297.40

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Solution

The fourth proportional to 96,620.60, 144,930.90 and 34,297.40 is: 51,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,620.60 : 144,930.90 = 34,297.40 : x
  2. Step 2: Convert to fraction form
    96,620.60/144,930.90 = 34,297.40/x
  3. Step 3: Cross multiply
    96,620.60x = 144,930.90 × 34,297.40
  4. Step 4: Simplify right side
    96,620.60x = 4,970,753,049.66
  5. Step 5: Solve for x
    x = 4,970,753,049.66/96,620.60
  6. Step 6: Final answer
    x = 51,446.10

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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.