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Finding the Fourth Proportional to 97.41, 146.17 and 36.55

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Solution

The fourth proportional to 97.41, 146.17 and 36.55 is: 54.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.41 : 146.17 = 36.55 : x
  2. Step 2: Convert to fraction form
    97.41/146.17 = 36.55/x
  3. Step 3: Cross multiply
    97.41x = 146.17 × 36.55
  4. Step 4: Simplify right side
    97.41x = 5,342.02
  5. Step 5: Solve for x
    x = 5,342.02/97.41
  6. Step 6: Final answer
    x = 54.84

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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.