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Finding the Fourth Proportional to 36,642.48, 50,558.20 and 20,723.48

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Solution

The fourth proportional to 36,642.48, 50,558.20 and 20,723.48 is: 28,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,642.48 : 50,558.20 = 20,723.48 : x
  2. Step 2: Convert to fraction form
    36,642.48/50,558.20 = 20,723.48/x
  3. Step 3: Cross multiply
    36,642.48x = 50,558.20 × 20,723.48
  4. Step 4: Simplify right side
    36,642.48x = 1,047,741,846.54
  5. Step 5: Solve for x
    x = 1,047,741,846.54/36,642.48
  6. Step 6: Final answer
    x = 28,593.64

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