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Finding the Fourth Proportional to 97.23, 134.10 and 62.24

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Solution

The fourth proportional to 97.23, 134.10 and 62.24 is: 85.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.23 : 134.10 = 62.24 : x
  2. Step 2: Convert to fraction form
    97.23/134.10 = 62.24/x
  3. Step 3: Cross multiply
    97.23x = 134.10 × 62.24
  4. Step 4: Simplify right side
    97.23x = 8,345.71
  5. Step 5: Solve for x
    x = 8,345.71/97.23
  6. Step 6: Final answer
    x = 85.83

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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.