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Finding the Fourth Proportional to 52,185.52, 78,179.86 and 40,441.33

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Solution

The fourth proportional to 52,185.52, 78,179.86 and 40,441.33 is: 60,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,185.52 : 78,179.86 = 40,441.33 : x
  2. Step 2: Convert to fraction form
    52,185.52/78,179.86 = 40,441.33/x
  3. Step 3: Cross multiply
    52,185.52x = 78,179.86 × 40,441.33
  4. Step 4: Simplify right side
    52,185.52x = 3,161,697,517.61
  5. Step 5: Solve for x
    x = 3,161,697,517.61/52,185.52
  6. Step 6: Final answer
    x = 60,585.72

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