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Finding the Fourth Proportional to 48,939.40, 73,562.70 and 48,017.80

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Solution

The fourth proportional to 48,939.40, 73,562.70 and 48,017.80 is: 72,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,939.40 : 73,562.70 = 48,017.80 : x
  2. Step 2: Convert to fraction form
    48,939.40/73,562.70 = 48,017.80/x
  3. Step 3: Cross multiply
    48,939.40x = 73,562.70 × 48,017.80
  4. Step 4: Simplify right side
    48,939.40x = 3,532,319,016.06
  5. Step 5: Solve for x
    x = 3,532,319,016.06/48,939.40
  6. Step 6: Final answer
    x = 72,177.41

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