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Finding the Fourth Proportional to 222,399.62, 306,933.45 and 126,920.66

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Solution

The fourth proportional to 222,399.62, 306,933.45 and 126,920.66 is: 175,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,399.62 : 306,933.45 = 126,920.66 : x
  2. Step 2: Convert to fraction form
    222,399.62/306,933.45 = 126,920.66/x
  3. Step 3: Cross multiply
    222,399.62x = 306,933.45 × 126,920.66
  4. Step 4: Simplify right side
    222,399.62x = 38,956,196,050.08
  5. Step 5: Solve for x
    x = 38,956,196,050.08/222,399.62
  6. Step 6: Final answer
    x = 175,163.05

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