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Finding the Fourth Proportional to 11,146.82, 16,720.22 and 2,827.46

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Solution

The fourth proportional to 11,146.82, 16,720.22 and 2,827.46 is: 4,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.82 : 16,720.22 = 2,827.46 : x
  2. Step 2: Convert to fraction form
    11,146.82/16,720.22 = 2,827.46/x
  3. Step 3: Cross multiply
    11,146.82x = 16,720.22 × 2,827.46
  4. Step 4: Simplify right side
    11,146.82x = 47,275,708.06
  5. Step 5: Solve for x
    x = 47,275,708.06/11,146.82
  6. Step 6: Final answer
    x = 4,241.19

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