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Finding the Fourth Proportional to 229.41, 344.22 and 119.81

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Solution

The fourth proportional to 229.41, 344.22 and 119.81 is: 179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.41 : 344.22 = 119.81 : x
  2. Step 2: Convert to fraction form
    229.41/344.22 = 119.81/x
  3. Step 3: Cross multiply
    229.41x = 344.22 × 119.81
  4. Step 4: Simplify right side
    229.41x = 41,240.89
  5. Step 5: Solve for x
    x = 41,240.89/229.41
  6. Step 6: Final answer
    x = 179.77

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