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Finding the Fourth Proportional to 83,236.41, 124,749.52 and 53,239.28

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Solution

The fourth proportional to 83,236.41, 124,749.52 and 53,239.28 is: 79,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,236.41 : 124,749.52 = 53,239.28 : x
  2. Step 2: Convert to fraction form
    83,236.41/124,749.52 = 53,239.28/x
  3. Step 3: Cross multiply
    83,236.41x = 124,749.52 × 53,239.28
  4. Step 4: Simplify right side
    83,236.41x = 6,641,573,868.30
  5. Step 5: Solve for x
    x = 6,641,573,868.30/83,236.41
  6. Step 6: Final answer
    x = 79,791.69

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