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Finding the Fourth Proportional to 70,679.98, 106,037.34 and 35,158.06

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Solution

The fourth proportional to 70,679.98, 106,037.34 and 35,158.06 is: 52,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,679.98 : 106,037.34 = 35,158.06 : x
  2. Step 2: Convert to fraction form
    70,679.98/106,037.34 = 35,158.06/x
  3. Step 3: Cross multiply
    70,679.98x = 106,037.34 × 35,158.06
  4. Step 4: Simplify right side
    70,679.98x = 3,728,067,161.96
  5. Step 5: Solve for x
    x = 3,728,067,161.96/70,679.98
  6. Step 6: Final answer
    x = 52,745.73

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