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Finding the Fourth Proportional to 73,672.20, 110,508.30 and 26,943.30

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Solution

The fourth proportional to 73,672.20, 110,508.30 and 26,943.30 is: 40,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,672.20 : 110,508.30 = 26,943.30 : x
  2. Step 2: Convert to fraction form
    73,672.20/110,508.30 = 26,943.30/x
  3. Step 3: Cross multiply
    73,672.20x = 110,508.30 × 26,943.30
  4. Step 4: Simplify right side
    73,672.20x = 2,977,458,279.39
  5. Step 5: Solve for x
    x = 2,977,458,279.39/73,672.20
  6. Step 6: Final answer
    x = 40,414.95

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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.