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Finding the Fourth Proportional to 24.99, 37.49 and 16.97

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Solution

The fourth proportional to 24.99, 37.49 and 16.97 is: 25.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.99 : 37.49 = 16.97 : x
  2. Step 2: Convert to fraction form
    24.99/37.49 = 16.97/x
  3. Step 3: Cross multiply
    24.99x = 37.49 × 16.97
  4. Step 4: Simplify right side
    24.99x = 635.93
  5. Step 5: Solve for x
    x = 635.93/24.99
  6. Step 6: Final answer
    x = 25.45

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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.