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Finding the Fourth Proportional to 47,768.69, 71,652.94 and 12,708.34

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Solution

The fourth proportional to 47,768.69, 71,652.94 and 12,708.34 is: 19,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.69 : 71,652.94 = 12,708.34 : x
  2. Step 2: Convert to fraction form
    47,768.69/71,652.94 = 12,708.34/x
  3. Step 3: Cross multiply
    47,768.69x = 71,652.94 × 12,708.34
  4. Step 4: Simplify right side
    47,768.69x = 910,589,923.52
  5. Step 5: Solve for x
    x = 910,589,923.52/47,768.69
  6. Step 6: Final answer
    x = 19,062.48

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