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Finding the Fourth Proportional to 166,663.46, 229,996 and 91,211.96

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Solution

The fourth proportional to 166,663.46, 229,996 and 91,211.96 is: 125,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,663.46 : 229,996 = 91,211.96 : x
  2. Step 2: Convert to fraction form
    166,663.46/229,996 = 91,211.96/x
  3. Step 3: Cross multiply
    166,663.46x = 229,996 × 91,211.96
  4. Step 4: Simplify right side
    166,663.46x = 20,978,385,952.16
  5. Step 5: Solve for x
    x = 20,978,385,952.16/166,663.46
  6. Step 6: Final answer
    x = 125,872.74

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