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Finding the Fourth Proportional to 16,473.78, 24,723.74 and 8,578.54

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Solution

The fourth proportional to 16,473.78, 24,723.74 and 8,578.54 is: 12,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,473.78 : 24,723.74 = 8,578.54 : x
  2. Step 2: Convert to fraction form
    16,473.78/24,723.74 = 8,578.54/x
  3. Step 3: Cross multiply
    16,473.78x = 24,723.74 × 8,578.54
  4. Step 4: Simplify right side
    16,473.78x = 212,093,644.89
  5. Step 5: Solve for x
    x = 212,093,644.89/16,473.78
  6. Step 6: Final answer
    x = 12,874.62

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