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Finding the Fourth Proportional to 113.83, 171.61 and 95.92

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Solution

The fourth proportional to 113.83, 171.61 and 95.92 is: 144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.83 : 171.61 = 95.92 : x
  2. Step 2: Convert to fraction form
    113.83/171.61 = 95.92/x
  3. Step 3: Cross multiply
    113.83x = 171.61 × 95.92
  4. Step 4: Simplify right side
    113.83x = 16,460.16
  5. Step 5: Solve for x
    x = 16,460.16/113.83
  6. Step 6: Final answer
    x = 144.61

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.