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Finding the Fourth Proportional to 166,818.26, 230,209.20 and 91,366.76

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Solution

The fourth proportional to 166,818.26, 230,209.20 and 91,366.76 is: 126,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,818.26 : 230,209.20 = 91,366.76 : x
  2. Step 2: Convert to fraction form
    166,818.26/230,209.20 = 91,366.76/x
  3. Step 3: Cross multiply
    166,818.26x = 230,209.20 × 91,366.76
  4. Step 4: Simplify right side
    166,818.26x = 21,033,467,575.15
  5. Step 5: Solve for x
    x = 21,033,467,575.15/166,818.26
  6. Step 6: Final answer
    x = 126,086.13

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