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Finding the Fourth Proportional to 14,181.92, 19,569.12 and 7,893.44

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Solution

The fourth proportional to 14,181.92, 19,569.12 and 7,893.44 is: 10,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.92 : 19,569.12 = 7,893.44 : x
  2. Step 2: Convert to fraction form
    14,181.92/19,569.12 = 7,893.44/x
  3. Step 3: Cross multiply
    14,181.92x = 19,569.12 × 7,893.44
  4. Step 4: Simplify right side
    14,181.92x = 154,467,674.57
  5. Step 5: Solve for x
    x = 154,467,674.57/14,181.92
  6. Step 6: Final answer
    x = 10,891.87

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