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Finding the Fourth Proportional to 83,043.33, 124,490.94 and 30,440.52

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Solution

The fourth proportional to 83,043.33, 124,490.94 and 30,440.52 is: 45,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,043.33 : 124,490.94 = 30,440.52 : x
  2. Step 2: Convert to fraction form
    83,043.33/124,490.94 = 30,440.52/x
  3. Step 3: Cross multiply
    83,043.33x = 124,490.94 × 30,440.52
  4. Step 4: Simplify right side
    83,043.33x = 3,789,568,948.89
  5. Step 5: Solve for x
    x = 3,789,568,948.89/83,043.33
  6. Step 6: Final answer
    x = 45,633.63

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