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Finding the Fourth Proportional to 201.13, 301.79 and 92.94

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Solution

The fourth proportional to 201.13, 301.79 and 92.94 is: 139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.13 : 301.79 = 92.94 : x
  2. Step 2: Convert to fraction form
    201.13/301.79 = 92.94/x
  3. Step 3: Cross multiply
    201.13x = 301.79 × 92.94
  4. Step 4: Simplify right side
    201.13x = 28,048.36
  5. Step 5: Solve for x
    x = 28,048.36/201.13
  6. Step 6: Final answer
    x = 139.45

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