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Finding the Fourth Proportional to 106,892.85, 147,509.82 and 58,494.56

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Solution

The fourth proportional to 106,892.85, 147,509.82 and 58,494.56 is: 80,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,892.85 : 147,509.82 = 58,494.56 : x
  2. Step 2: Convert to fraction form
    106,892.85/147,509.82 = 58,494.56/x
  3. Step 3: Cross multiply
    106,892.85x = 147,509.82 × 58,494.56
  4. Step 4: Simplify right side
    106,892.85x = 8,628,522,016.58
  5. Step 5: Solve for x
    x = 8,628,522,016.58/106,892.85
  6. Step 6: Final answer
    x = 80,721.23

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