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Finding the Fourth Proportional to 70,679.61, 106,019.46 and 33,212.19

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Solution

The fourth proportional to 70,679.61, 106,019.46 and 33,212.19 is: 49,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,679.61 : 106,019.46 = 33,212.19 : x
  2. Step 2: Convert to fraction form
    70,679.61/106,019.46 = 33,212.19/x
  3. Step 3: Cross multiply
    70,679.61x = 106,019.46 × 33,212.19
  4. Step 4: Simplify right side
    70,679.61x = 3,521,138,449.22
  5. Step 5: Solve for x
    x = 3,521,138,449.22/70,679.61
  6. Step 6: Final answer
    x = 49,818.31

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