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Finding the Fourth Proportional to 36,808.92, 55,201.14 and 11,843.10

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Solution

The fourth proportional to 36,808.92, 55,201.14 and 11,843.10 is: 17,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808.92 : 55,201.14 = 11,843.10 : x
  2. Step 2: Convert to fraction form
    36,808.92/55,201.14 = 11,843.10/x
  3. Step 3: Cross multiply
    36,808.92x = 55,201.14 × 11,843.10
  4. Step 4: Simplify right side
    36,808.92x = 653,752,621.13
  5. Step 5: Solve for x
    x = 653,752,621.13/36,808.92
  6. Step 6: Final answer
    x = 17,760.71

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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.