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Finding the Fourth Proportional to 36,685.68, 50,625.96 and 19,918.80

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Solution

The fourth proportional to 36,685.68, 50,625.96 and 19,918.80 is: 27,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.68 : 50,625.96 = 19,918.80 : x
  2. Step 2: Convert to fraction form
    36,685.68/50,625.96 = 19,918.80/x
  3. Step 3: Cross multiply
    36,685.68x = 50,625.96 × 19,918.80
  4. Step 4: Simplify right side
    36,685.68x = 1,008,408,372.05
  5. Step 5: Solve for x
    x = 1,008,408,372.05/36,685.68
  6. Step 6: Final answer
    x = 27,487.79

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