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Finding the Fourth Proportional to 55,137.43, 82,721.86 and 27,065.92

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Solution

The fourth proportional to 55,137.43, 82,721.86 and 27,065.92 is: 40,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137.43 : 82,721.86 = 27,065.92 : x
  2. Step 2: Convert to fraction form
    55,137.43/82,721.86 = 27,065.92/x
  3. Step 3: Cross multiply
    55,137.43x = 82,721.86 × 27,065.92
  4. Step 4: Simplify right side
    55,137.43x = 2,238,942,763.74
  5. Step 5: Solve for x
    x = 2,238,942,763.74/55,137.43
  6. Step 6: Final answer
    x = 40,606.59

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