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Finding the Fourth Proportional to 111,732.91, 167,563.83 and 36,839.11

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Solution

The fourth proportional to 111,732.91, 167,563.83 and 36,839.11 is: 55,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,732.91 : 167,563.83 = 36,839.11 : x
  2. Step 2: Convert to fraction form
    111,732.91/167,563.83 = 36,839.11/x
  3. Step 3: Cross multiply
    111,732.91x = 167,563.83 × 36,839.11
  4. Step 4: Simplify right side
    111,732.91x = 6,172,902,365.39
  5. Step 5: Solve for x
    x = 6,172,902,365.39/111,732.91
  6. Step 6: Final answer
    x = 55,246.95

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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.