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Finding the Fourth Proportional to 10,195.56, 15,295.54 and 3,175.43

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Solution

The fourth proportional to 10,195.56, 15,295.54 and 3,175.43 is: 4,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.56 : 15,295.54 = 3,175.43 : x
  2. Step 2: Convert to fraction form
    10,195.56/15,295.54 = 3,175.43/x
  3. Step 3: Cross multiply
    10,195.56x = 15,295.54 × 3,175.43
  4. Step 4: Simplify right side
    10,195.56x = 48,569,916.58
  5. Step 5: Solve for x
    x = 48,569,916.58/10,195.56
  6. Step 6: Final answer
    x = 4,763.83

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