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Finding the Fourth Proportional to 116,789.81, 161,169.92 and 63,074.82

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Solution

The fourth proportional to 116,789.81, 161,169.92 and 63,074.82 is: 87,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,789.81 : 161,169.92 = 63,074.82 : x
  2. Step 2: Convert to fraction form
    116,789.81/161,169.92 = 63,074.82/x
  3. Step 3: Cross multiply
    116,789.81x = 161,169.92 × 63,074.82
  4. Step 4: Simplify right side
    116,789.81x = 10,165,764,218.96
  5. Step 5: Solve for x
    x = 10,165,764,218.96/116,789.81
  6. Step 6: Final answer
    x = 87,043.25

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