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Finding the Fourth Proportional to 167,546.52, 251,319.15 and 72,764.37

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Solution

The fourth proportional to 167,546.52, 251,319.15 and 72,764.37 is: 109,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,546.52 : 251,319.15 = 72,764.37 : x
  2. Step 2: Convert to fraction form
    167,546.52/251,319.15 = 72,764.37/x
  3. Step 3: Cross multiply
    167,546.52x = 251,319.15 × 72,764.37
  4. Step 4: Simplify right side
    167,546.52x = 18,287,079,618.69
  5. Step 5: Solve for x
    x = 18,287,079,618.69/167,546.52
  6. Step 6: Final answer
    x = 109,146.28

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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.