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Finding the Fourth Proportional to 94.11, 141.08 and 45.33

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Solution

The fourth proportional to 94.11, 141.08 and 45.33 is: 67.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.11 : 141.08 = 45.33 : x
  2. Step 2: Convert to fraction form
    94.11/141.08 = 45.33/x
  3. Step 3: Cross multiply
    94.11x = 141.08 × 45.33
  4. Step 4: Simplify right side
    94.11x = 6,395.16
  5. Step 5: Solve for x
    x = 6,395.16/94.11
  6. Step 6: Final answer
    x = 67.95

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