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Finding the Fourth Proportional to 15.97, 23.96 and 6.83

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Solution

The fourth proportional to 15.97, 23.96 and 6.83 is: 10.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.97 : 23.96 = 6.83 : x
  2. Step 2: Convert to fraction form
    15.97/23.96 = 6.83/x
  3. Step 3: Cross multiply
    15.97x = 23.96 × 6.83
  4. Step 4: Simplify right side
    15.97x = 163.61
  5. Step 5: Solve for x
    x = 163.61/15.97
  6. Step 6: Final answer
    x = 10.25

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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.