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Finding the Fourth Proportional to 225.92, 338.43 and 104.02

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Solution

The fourth proportional to 225.92, 338.43 and 104.02 is: 155.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.92 : 338.43 = 104.02 : x
  2. Step 2: Convert to fraction form
    225.92/338.43 = 104.02/x
  3. Step 3: Cross multiply
    225.92x = 338.43 × 104.02
  4. Step 4: Simplify right side
    225.92x = 35,203.49
  5. Step 5: Solve for x
    x = 35,203.49/225.92
  6. Step 6: Final answer
    x = 155.82

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