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Finding the Fourth Proportional to 36,670.31, 50,603.49 and 20,755.64

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Solution

The fourth proportional to 36,670.31, 50,603.49 and 20,755.64 is: 28,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,670.31 : 50,603.49 = 20,755.64 : x
  2. Step 2: Convert to fraction form
    36,670.31/50,603.49 = 20,755.64/x
  3. Step 3: Cross multiply
    36,670.31x = 50,603.49 × 20,755.64
  4. Step 4: Simplify right side
    36,670.31x = 1,050,307,568.17
  5. Step 5: Solve for x
    x = 1,050,307,568.17/36,670.31
  6. Step 6: Final answer
    x = 28,641.91

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