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Finding the Fourth Proportional to 158.24, 236.96 and 109.92

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Solution

The fourth proportional to 158.24, 236.96 and 109.92 is: 164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.24 : 236.96 = 109.92 : x
  2. Step 2: Convert to fraction form
    158.24/236.96 = 109.92/x
  3. Step 3: Cross multiply
    158.24x = 236.96 × 109.92
  4. Step 4: Simplify right side
    158.24x = 26,046.64
  5. Step 5: Solve for x
    x = 26,046.64/158.24
  6. Step 6: Final answer
    x = 164.60

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