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Finding the Fourth Proportional to 27.22, 40.84 and 11.19

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Solution

The fourth proportional to 27.22, 40.84 and 11.19 is: 16.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.22 : 40.84 = 11.19 : x
  2. Step 2: Convert to fraction form
    27.22/40.84 = 11.19/x
  3. Step 3: Cross multiply
    27.22x = 40.84 × 11.19
  4. Step 4: Simplify right side
    27.22x = 457.00
  5. Step 5: Solve for x
    x = 457.00/27.22
  6. Step 6: Final answer
    x = 16.79

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