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Finding the Fourth Proportional to 74,443.90, 111,627.45 and 27,672.70

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Solution

The fourth proportional to 74,443.90, 111,627.45 and 27,672.70 is: 41,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,443.90 : 111,627.45 = 27,672.70 : x
  2. Step 2: Convert to fraction form
    74,443.90/111,627.45 = 27,672.70/x
  3. Step 3: Cross multiply
    74,443.90x = 111,627.45 × 27,672.70
  4. Step 4: Simplify right side
    74,443.90x = 3,089,032,935.62
  5. Step 5: Solve for x
    x = 3,089,032,935.62/74,443.90
  6. Step 6: Final answer
    x = 41,494.78

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