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Finding the Fourth Proportional to 173.91, 260.92 and 92.73

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Solution

The fourth proportional to 173.91, 260.92 and 92.73 is: 139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.91 : 260.92 = 92.73 : x
  2. Step 2: Convert to fraction form
    173.91/260.92 = 92.73/x
  3. Step 3: Cross multiply
    173.91x = 260.92 × 92.73
  4. Step 4: Simplify right side
    173.91x = 24,195.46
  5. Step 5: Solve for x
    x = 24,195.46/173.91
  6. Step 6: Final answer
    x = 139.13

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