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Finding the Fourth Proportional to 83,841.64, 125,777.88 and 27,685.56

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Solution

The fourth proportional to 83,841.64, 125,777.88 and 27,685.56 is: 41,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,841.64 : 125,777.88 = 27,685.56 : x
  2. Step 2: Convert to fraction form
    83,841.64/125,777.88 = 27,685.56/x
  3. Step 3: Cross multiply
    83,841.64x = 125,777.88 × 27,685.56
  4. Step 4: Simplify right side
    83,841.64x = 3,482,231,043.41
  5. Step 5: Solve for x
    x = 3,482,231,043.41/83,841.64
  6. Step 6: Final answer
    x = 41,533.43

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