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Finding the Fourth Proportional to 83,659.58, 115,449.89 and 47,849.54

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Solution

The fourth proportional to 83,659.58, 115,449.89 and 47,849.54 is: 66,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,659.58 : 115,449.89 = 47,849.54 : x
  2. Step 2: Convert to fraction form
    83,659.58/115,449.89 = 47,849.54/x
  3. Step 3: Cross multiply
    83,659.58x = 115,449.89 × 47,849.54
  4. Step 4: Simplify right side
    83,659.58x = 5,524,223,890.30
  5. Step 5: Solve for x
    x = 5,524,223,890.30/83,659.58
  6. Step 6: Final answer
    x = 66,032.17

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