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Finding the Fourth Proportional to 111,589.85, 167,394.80 and 32,704.76

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Solution

The fourth proportional to 111,589.85, 167,394.80 and 32,704.76 is: 49,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,589.85 : 167,394.80 = 32,704.76 : x
  2. Step 2: Convert to fraction form
    111,589.85/167,394.80 = 32,704.76/x
  3. Step 3: Cross multiply
    111,589.85x = 167,394.80 × 32,704.76
  4. Step 4: Simplify right side
    111,589.85x = 5,474,607,259.50
  5. Step 5: Solve for x
    x = 5,474,607,259.50/111,589.85
  6. Step 6: Final answer
    x = 49,060.08

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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.