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Finding the Fourth Proportional to 55,230.20, 82,783.86 and 33,073.40

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Solution

The fourth proportional to 55,230.20, 82,783.86 and 33,073.40 is: 49,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.20 : 82,783.86 = 33,073.40 : x
  2. Step 2: Convert to fraction form
    55,230.20/82,783.86 = 33,073.40/x
  3. Step 3: Cross multiply
    55,230.20x = 82,783.86 × 33,073.40
  4. Step 4: Simplify right side
    55,230.20x = 2,737,943,715.32
  5. Step 5: Solve for x
    x = 2,737,943,715.32/55,230.20
  6. Step 6: Final answer
    x = 49,573.31

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