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Finding the Fourth Proportional to 57,046.19, 78,723.83 and 31,895.69

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Solution

The fourth proportional to 57,046.19, 78,723.83 and 31,895.69 is: 44,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,046.19 : 78,723.83 = 31,895.69 : x
  2. Step 2: Convert to fraction form
    57,046.19/78,723.83 = 31,895.69/x
  3. Step 3: Cross multiply
    57,046.19x = 78,723.83 × 31,895.69
  4. Step 4: Simplify right side
    57,046.19x = 2,510,950,563.41
  5. Step 5: Solve for x
    x = 2,510,950,563.41/57,046.19
  6. Step 6: Final answer
    x = 44,016.10

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