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Finding the Fourth Proportional to 67,083.24, 100,625.91 and 17,162.24

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Solution

The fourth proportional to 67,083.24, 100,625.91 and 17,162.24 is: 25,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,083.24 : 100,625.91 = 17,162.24 : x
  2. Step 2: Convert to fraction form
    67,083.24/100,625.91 = 17,162.24/x
  3. Step 3: Cross multiply
    67,083.24x = 100,625.91 × 17,162.24
  4. Step 4: Simplify right side
    67,083.24x = 1,726,965,450.15
  5. Step 5: Solve for x
    x = 1,726,965,450.15/67,083.24
  6. Step 6: Final answer
    x = 25,743.62

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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.