Home / 36,115.97-54,154.04-11,149.11

Finding the Fourth Proportional to 36,115.97, 54,154.04 and 11,149.11

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Solution

The fourth proportional to 36,115.97, 54,154.04 and 11,149.11 is: 16,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.97 : 54,154.04 = 11,149.11 : x
  2. Step 2: Convert to fraction form
    36,115.97/54,154.04 = 11,149.11/x
  3. Step 3: Cross multiply
    36,115.97x = 54,154.04 × 11,149.11
  4. Step 4: Simplify right side
    36,115.97x = 603,769,293.16
  5. Step 5: Solve for x
    x = 603,769,293.16/36,115.97
  6. Step 6: Final answer
    x = 16,717.52

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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.