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Finding the Fourth Proportional to 234.63, 351.68 and 126.23

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Solution

The fourth proportional to 234.63, 351.68 and 126.23 is: 189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.63 : 351.68 = 126.23 : x
  2. Step 2: Convert to fraction form
    234.63/351.68 = 126.23/x
  3. Step 3: Cross multiply
    234.63x = 351.68 × 126.23
  4. Step 4: Simplify right side
    234.63x = 44,390.18
  5. Step 5: Solve for x
    x = 44,390.18/234.63
  6. Step 6: Final answer
    x = 189.19

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