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Finding the Fourth Proportional to 229.06, 315.97 and 141.67

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Solution

The fourth proportional to 229.06, 315.97 and 141.67 is: 195.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.06 : 315.97 = 141.67 : x
  2. Step 2: Convert to fraction form
    229.06/315.97 = 141.67/x
  3. Step 3: Cross multiply
    229.06x = 315.97 × 141.67
  4. Step 4: Simplify right side
    229.06x = 44,763.47
  5. Step 5: Solve for x
    x = 44,763.47/229.06
  6. Step 6: Final answer
    x = 195.42

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