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Finding the Fourth Proportional to 83,112.39, 124,668.81 and 33,196.55

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Solution

The fourth proportional to 83,112.39, 124,668.81 and 33,196.55 is: 49,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,112.39 : 124,668.81 = 33,196.55 : x
  2. Step 2: Convert to fraction form
    83,112.39/124,668.81 = 33,196.55/x
  3. Step 3: Cross multiply
    83,112.39x = 124,668.81 × 33,196.55
  4. Step 4: Simplify right side
    83,112.39x = 4,138,573,761.26
  5. Step 5: Solve for x
    x = 4,138,573,761.26/83,112.39
  6. Step 6: Final answer
    x = 49,794.91

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