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Finding the Fourth Proportional to 48,119.97, 72,179.64 and 13,059.57

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Solution

The fourth proportional to 48,119.97, 72,179.64 and 13,059.57 is: 19,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,119.97 : 72,179.64 = 13,059.57 : x
  2. Step 2: Convert to fraction form
    48,119.97/72,179.64 = 13,059.57/x
  3. Step 3: Cross multiply
    48,119.97x = 72,179.64 × 13,059.57
  4. Step 4: Simplify right side
    48,119.97x = 942,635,061.15
  5. Step 5: Solve for x
    x = 942,635,061.15/48,119.97
  6. Step 6: Final answer
    x = 19,589.27

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