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Finding the Fourth Proportional to 26,765.92, 36,929.04 and 16,151.20

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Solution

The fourth proportional to 26,765.92, 36,929.04 and 16,151.20 is: 22,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.92 : 36,929.04 = 16,151.20 : x
  2. Step 2: Convert to fraction form
    26,765.92/36,929.04 = 16,151.20/x
  3. Step 3: Cross multiply
    26,765.92x = 36,929.04 × 16,151.20
  4. Step 4: Simplify right side
    26,765.92x = 596,448,310.85
  5. Step 5: Solve for x
    x = 596,448,310.85/26,765.92
  6. Step 6: Final answer
    x = 22,283.87

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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.