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Finding the Fourth Proportional to 47,072.56, 70,608.48 and 12,015.04

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Solution

The fourth proportional to 47,072.56, 70,608.48 and 12,015.04 is: 18,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,072.56 : 70,608.48 = 12,015.04 : x
  2. Step 2: Convert to fraction form
    47,072.56/70,608.48 = 12,015.04/x
  3. Step 3: Cross multiply
    47,072.56x = 70,608.48 × 12,015.04
  4. Step 4: Simplify right side
    47,072.56x = 848,363,711.54
  5. Step 5: Solve for x
    x = 848,363,711.54/47,072.56
  6. Step 6: Final answer
    x = 18,022.47

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