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Finding the Fourth Proportional to 27,059.90, 40,593.88 and 8,338.36

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Solution

The fourth proportional to 27,059.90, 40,593.88 and 8,338.36 is: 12,508.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.90 : 40,593.88 = 8,338.36 : x
  2. Step 2: Convert to fraction form
    27,059.90/40,593.88 = 8,338.36/x
  3. Step 3: Cross multiply
    27,059.90x = 40,593.88 × 8,338.36
  4. Step 4: Simplify right side
    27,059.90x = 338,486,385.24
  5. Step 5: Solve for x
    x = 338,486,385.24/27,059.90
  6. Step 6: Final answer
    x = 12,508.78

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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.