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Finding the Fourth Proportional to 27,778.71, 41,619.45 and 23,128.59

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Solution

The fourth proportional to 27,778.71, 41,619.45 and 23,128.59 is: 34,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,778.71 : 41,619.45 = 23,128.59 : x
  2. Step 2: Convert to fraction form
    27,778.71/41,619.45 = 23,128.59/x
  3. Step 3: Cross multiply
    27,778.71x = 41,619.45 × 23,128.59
  4. Step 4: Simplify right side
    27,778.71x = 962,599,195.08
  5. Step 5: Solve for x
    x = 962,599,195.08/27,778.71
  6. Step 6: Final answer
    x = 34,652.41

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