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Finding the Fourth Proportional to 111,534.68, 167,306.67 and 32,648.91

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Solution

The fourth proportional to 111,534.68, 167,306.67 and 32,648.91 is: 48,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,534.68 : 167,306.67 = 32,648.91 : x
  2. Step 2: Convert to fraction form
    111,534.68/167,306.67 = 32,648.91/x
  3. Step 3: Cross multiply
    111,534.68x = 167,306.67 × 32,648.91
  4. Step 4: Simplify right side
    111,534.68x = 5,462,380,411.23
  5. Step 5: Solve for x
    x = 5,462,380,411.23/111,534.68
  6. Step 6: Final answer
    x = 48,974.73

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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.