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Finding the Fourth Proportional to 83,789.88, 115,634.70 and 46,071.96

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Solution

The fourth proportional to 83,789.88, 115,634.70 and 46,071.96 is: 63,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,789.88 : 115,634.70 = 46,071.96 : x
  2. Step 2: Convert to fraction form
    83,789.88/115,634.70 = 46,071.96/x
  3. Step 3: Cross multiply
    83,789.88x = 115,634.70 × 46,071.96
  4. Step 4: Simplify right side
    83,789.88x = 5,327,517,273.01
  5. Step 5: Solve for x
    x = 5,327,517,273.01/83,789.88
  6. Step 6: Final answer
    x = 63,581.87

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