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Finding the Fourth Proportional to 49,695.72, 68,578.85 and 28,473.62

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Solution

The fourth proportional to 49,695.72, 68,578.85 and 28,473.62 is: 39,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,695.72 : 68,578.85 = 28,473.62 : x
  2. Step 2: Convert to fraction form
    49,695.72/68,578.85 = 28,473.62/x
  3. Step 3: Cross multiply
    49,695.72x = 68,578.85 × 28,473.62
  4. Step 4: Simplify right side
    49,695.72x = 1,952,688,114.94
  5. Step 5: Solve for x
    x = 1,952,688,114.94/49,695.72
  6. Step 6: Final answer
    x = 39,292.88

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