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Finding the Fourth Proportional to 49,087.75, 73,631.63 and 12,151.75

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Solution

The fourth proportional to 49,087.75, 73,631.63 and 12,151.75 is: 18,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,087.75 : 73,631.63 = 12,151.75 : x
  2. Step 2: Convert to fraction form
    49,087.75/73,631.63 = 12,151.75/x
  3. Step 3: Cross multiply
    49,087.75x = 73,631.63 × 12,151.75
  4. Step 4: Simplify right side
    49,087.75x = 894,753,159.85
  5. Step 5: Solve for x
    x = 894,753,159.85/49,087.75
  6. Step 6: Final answer
    x = 18,227.63

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