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Finding the Fourth Proportional to 67,817.97, 101,694.15 and 23,429.16

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Solution

The fourth proportional to 67,817.97, 101,694.15 and 23,429.16 is: 35,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,817.97 : 101,694.15 = 23,429.16 : x
  2. Step 2: Convert to fraction form
    67,817.97/101,694.15 = 23,429.16/x
  3. Step 3: Cross multiply
    67,817.97x = 101,694.15 × 23,429.16
  4. Step 4: Simplify right side
    67,817.97x = 2,382,608,511.41
  5. Step 5: Solve for x
    x = 2,382,608,511.41/67,817.97
  6. Step 6: Final answer
    x = 35,132.41

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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.