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Finding the Fourth Proportional to 174.71, 241.10 and 97.09

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Solution

The fourth proportional to 174.71, 241.10 and 97.09 is: 133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.71 : 241.10 = 97.09 : x
  2. Step 2: Convert to fraction form
    174.71/241.10 = 97.09/x
  3. Step 3: Cross multiply
    174.71x = 241.10 × 97.09
  4. Step 4: Simplify right side
    174.71x = 23,408.04
  5. Step 5: Solve for x
    x = 23,408.04/174.71
  6. Step 6: Final answer
    x = 133.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.