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Finding the Fourth Proportional to 34.03, 51 and 15.97

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Solution

The fourth proportional to 34.03, 51 and 15.97 is: 23.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.03 : 51 = 15.97 : x
  2. Step 2: Convert to fraction form
    34.03/51 = 15.97/x
  3. Step 3: Cross multiply
    34.03x = 51 × 15.97
  4. Step 4: Simplify right side
    34.03x = 814.47
  5. Step 5: Solve for x
    x = 814.47/34.03
  6. Step 6: Final answer
    x = 23.93

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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.