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Finding the Fourth Proportional to 165,671.28, 248,514.60 and 47,359.44

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Solution

The fourth proportional to 165,671.28, 248,514.60 and 47,359.44 is: 71,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,671.28 : 248,514.60 = 47,359.44 : x
  2. Step 2: Convert to fraction form
    165,671.28/248,514.60 = 47,359.44/x
  3. Step 3: Cross multiply
    165,671.28x = 248,514.60 × 47,359.44
  4. Step 4: Simplify right side
    165,671.28x = 11,769,512,287.82
  5. Step 5: Solve for x
    x = 11,769,512,287.82/165,671.28
  6. Step 6: Final answer
    x = 71,041.36

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