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Finding the Fourth Proportional to 75,993, 113,991.12 and 26,072.88

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Solution

The fourth proportional to 75,993, 113,991.12 and 26,072.88 is: 39,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,993 : 113,991.12 = 26,072.88 : x
  2. Step 2: Convert to fraction form
    75,993/113,991.12 = 26,072.88/x
  3. Step 3: Cross multiply
    75,993x = 113,991.12 × 26,072.88
  4. Step 4: Simplify right side
    75,993x = 2,972,076,792.83
  5. Step 5: Solve for x
    x = 2,972,076,792.83/75,993
  6. Step 6: Final answer
    x = 39,109.88

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