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Finding the Fourth Proportional to 97.46, 146.14 and 43.37

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Solution

The fourth proportional to 97.46, 146.14 and 43.37 is: 65.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.46 : 146.14 = 43.37 : x
  2. Step 2: Convert to fraction form
    97.46/146.14 = 43.37/x
  3. Step 3: Cross multiply
    97.46x = 146.14 × 43.37
  4. Step 4: Simplify right side
    97.46x = 6,337.25
  5. Step 5: Solve for x
    x = 6,337.25/97.46
  6. Step 6: Final answer
    x = 65.03

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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.