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Finding the Fourth Proportional to 22.62, 33.93 and 18.66

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Solution

The fourth proportional to 22.62, 33.93 and 18.66 is: 27.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.62 : 33.93 = 18.66 : x
  2. Step 2: Convert to fraction form
    22.62/33.93 = 18.66/x
  3. Step 3: Cross multiply
    22.62x = 33.93 × 18.66
  4. Step 4: Simplify right side
    22.62x = 633.13
  5. Step 5: Solve for x
    x = 633.13/22.62
  6. Step 6: Final answer
    x = 27.99

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