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Finding the Fourth Proportional to 48,015.78, 72,049.53 and 23,391.78

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Solution

The fourth proportional to 48,015.78, 72,049.53 and 23,391.78 is: 35,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015.78 : 72,049.53 = 23,391.78 : x
  2. Step 2: Convert to fraction form
    48,015.78/72,049.53 = 23,391.78/x
  3. Step 3: Cross multiply
    48,015.78x = 72,049.53 × 23,391.78
  4. Step 4: Simplify right side
    48,015.78x = 1,685,366,754.86
  5. Step 5: Solve for x
    x = 1,685,366,754.86/48,015.78
  6. Step 6: Final answer
    x = 35,100.27

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