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Finding the Fourth Proportional to 203,264.25, 280,504.67 and 113,840.25

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Solution

The fourth proportional to 203,264.25, 280,504.67 and 113,840.25 is: 157,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,264.25 : 280,504.67 = 113,840.25 : x
  2. Step 2: Convert to fraction form
    203,264.25/280,504.67 = 113,840.25/x
  3. Step 3: Cross multiply
    203,264.25x = 280,504.67 × 113,840.25
  4. Step 4: Simplify right side
    203,264.25x = 31,932,721,189.77
  5. Step 5: Solve for x
    x = 31,932,721,189.77/203,264.25
  6. Step 6: Final answer
    x = 157,099.55

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