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Finding the Fourth Proportional to 48,759.67, 73,139.51 and 17,162.29

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Solution

The fourth proportional to 48,759.67, 73,139.51 and 17,162.29 is: 25,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.67 : 73,139.51 = 17,162.29 : x
  2. Step 2: Convert to fraction form
    48,759.67/73,139.51 = 17,162.29/x
  3. Step 3: Cross multiply
    48,759.67x = 73,139.51 × 17,162.29
  4. Step 4: Simplify right side
    48,759.67x = 1,255,241,481.08
  5. Step 5: Solve for x
    x = 1,255,241,481.08/48,759.67
  6. Step 6: Final answer
    x = 25,743.44

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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.