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Finding the Fourth Proportional to 36,167.64, 49,913.19 and 20,251.14

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Solution

The fourth proportional to 36,167.64, 49,913.19 and 20,251.14 is: 27,947.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,167.64 : 49,913.19 = 20,251.14 : x
  2. Step 2: Convert to fraction form
    36,167.64/49,913.19 = 20,251.14/x
  3. Step 3: Cross multiply
    36,167.64x = 49,913.19 × 20,251.14
  4. Step 4: Simplify right side
    36,167.64x = 1,010,798,998.54
  5. Step 5: Solve for x
    x = 1,010,798,998.54/36,167.64
  6. Step 6: Final answer
    x = 27,947.61

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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.