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Finding the Fourth Proportional to 54,194.82, 81,272.05 and 18,646.22

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Solution

The fourth proportional to 54,194.82, 81,272.05 and 18,646.22 is: 27,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,194.82 : 81,272.05 = 18,646.22 : x
  2. Step 2: Convert to fraction form
    54,194.82/81,272.05 = 18,646.22/x
  3. Step 3: Cross multiply
    54,194.82x = 81,272.05 × 18,646.22
  4. Step 4: Simplify right side
    54,194.82x = 1,515,416,024.56
  5. Step 5: Solve for x
    x = 1,515,416,024.56/54,194.82
  6. Step 6: Final answer
    x = 27,962.38

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