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Finding the Fourth Proportional to 67,951.56, 101,928.42 and 25,832.28

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Solution

The fourth proportional to 67,951.56, 101,928.42 and 25,832.28 is: 38,748.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,951.56 : 101,928.42 = 25,832.28 : x
  2. Step 2: Convert to fraction form
    67,951.56/101,928.42 = 25,832.28/x
  3. Step 3: Cross multiply
    67,951.56x = 101,928.42 × 25,832.28
  4. Step 4: Simplify right side
    67,951.56x = 2,633,043,485.40
  5. Step 5: Solve for x
    x = 2,633,043,485.40/67,951.56
  6. Step 6: Final answer
    x = 38,748.83

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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.