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Finding the Fourth Proportional to 71,912.16, 107,916.83 and 25,165.44

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Solution

The fourth proportional to 71,912.16, 107,916.83 and 25,165.44 is: 37,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,912.16 : 107,916.83 = 25,165.44 : x
  2. Step 2: Convert to fraction form
    71,912.16/107,916.83 = 25,165.44/x
  3. Step 3: Cross multiply
    71,912.16x = 107,916.83 × 25,165.44
  4. Step 4: Simplify right side
    71,912.16x = 2,715,774,510.36
  5. Step 5: Solve for x
    x = 2,715,774,510.36/71,912.16
  6. Step 6: Final answer
    x = 37,765.16

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