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Finding the Fourth Proportional to 36,781.44, 50,749.54 and 21,674.72

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Solution

The fourth proportional to 36,781.44, 50,749.54 and 21,674.72 is: 29,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781.44 : 50,749.54 = 21,674.72 : x
  2. Step 2: Convert to fraction form
    36,781.44/50,749.54 = 21,674.72/x
  3. Step 3: Cross multiply
    36,781.44x = 50,749.54 × 21,674.72
  4. Step 4: Simplify right side
    36,781.44x = 1,099,982,069.63
  5. Step 5: Solve for x
    x = 1,099,982,069.63/36,781.44
  6. Step 6: Final answer
    x = 29,905.90

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