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Finding the Fourth Proportional to 41,078.76, 56,704.08 and 31,986.18

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Solution

The fourth proportional to 41,078.76, 56,704.08 and 31,986.18 is: 44,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.76 : 56,704.08 = 31,986.18 : x
  2. Step 2: Convert to fraction form
    41,078.76/56,704.08 = 31,986.18/x
  3. Step 3: Cross multiply
    41,078.76x = 56,704.08 × 31,986.18
  4. Step 4: Simplify right side
    41,078.76x = 1,813,746,909.61
  5. Step 5: Solve for x
    x = 1,813,746,909.61/41,078.76
  6. Step 6: Final answer
    x = 44,152.91

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