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Finding the Fourth Proportional to 49,478.52, 68,246.10 and 30,604.44

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Solution

The fourth proportional to 49,478.52, 68,246.10 and 30,604.44 is: 42,212.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,478.52 : 68,246.10 = 30,604.44 : x
  2. Step 2: Convert to fraction form
    49,478.52/68,246.10 = 30,604.44/x
  3. Step 3: Cross multiply
    49,478.52x = 68,246.10 × 30,604.44
  4. Step 4: Simplify right side
    49,478.52x = 2,088,633,672.68
  5. Step 5: Solve for x
    x = 2,088,633,672.68/49,478.52
  6. Step 6: Final answer
    x = 42,212.94

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