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Finding the Fourth Proportional to 27,104.56, 37,399.80 and 15,928.72

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Solution

The fourth proportional to 27,104.56, 37,399.80 and 15,928.72 is: 21,978.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,104.56 : 37,399.80 = 15,928.72 : x
  2. Step 2: Convert to fraction form
    27,104.56/37,399.80 = 15,928.72/x
  3. Step 3: Cross multiply
    27,104.56x = 37,399.80 × 15,928.72
  4. Step 4: Simplify right side
    27,104.56x = 595,730,942.26
  5. Step 5: Solve for x
    x = 595,730,942.26/27,104.56
  6. Step 6: Final answer
    x = 21,978.99

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