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Finding the Fourth Proportional to 26,691.76, 36,834.24 and 16,087.24

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Solution

The fourth proportional to 26,691.76, 36,834.24 and 16,087.24 is: 22,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.76 : 36,834.24 = 16,087.24 : x
  2. Step 2: Convert to fraction form
    26,691.76/36,834.24 = 16,087.24/x
  3. Step 3: Cross multiply
    26,691.76x = 36,834.24 × 16,087.24
  4. Step 4: Simplify right side
    26,691.76x = 592,561,259.10
  5. Step 5: Solve for x
    x = 592,561,259.10/26,691.76
  6. Step 6: Final answer
    x = 22,200.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.