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Finding the Fourth Proportional to 194.73, 268.74 and 111.84

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Solution

The fourth proportional to 194.73, 268.74 and 111.84 is: 154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.73 : 268.74 = 111.84 : x
  2. Step 2: Convert to fraction form
    194.73/268.74 = 111.84/x
  3. Step 3: Cross multiply
    194.73x = 268.74 × 111.84
  4. Step 4: Simplify right side
    194.73x = 30,055.88
  5. Step 5: Solve for x
    x = 30,055.88/194.73
  6. Step 6: Final answer
    x = 154.35

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