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Finding the Fourth Proportional to 26,743.46, 40,121.67 and 8,023.46

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Solution

The fourth proportional to 26,743.46, 40,121.67 and 8,023.46 is: 12,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.46 : 40,121.67 = 8,023.46 : x
  2. Step 2: Convert to fraction form
    26,743.46/40,121.67 = 8,023.46/x
  3. Step 3: Cross multiply
    26,743.46x = 40,121.67 × 8,023.46
  4. Step 4: Simplify right side
    26,743.46x = 321,914,614.38
  5. Step 5: Solve for x
    x = 321,914,614.38/26,743.46
  6. Step 6: Final answer
    x = 12,037.13

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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.