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Finding the Fourth Proportional to 193,296.22, 289,964.22 and 66,936.22

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Solution

The fourth proportional to 193,296.22, 289,964.22 and 66,936.22 is: 100,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,296.22 : 289,964.22 = 66,936.22 : x
  2. Step 2: Convert to fraction form
    193,296.22/289,964.22 = 66,936.22/x
  3. Step 3: Cross multiply
    193,296.22x = 289,964.22 × 66,936.22
  4. Step 4: Simplify right side
    193,296.22x = 19,409,108,822.05
  5. Step 5: Solve for x
    x = 19,409,108,822.05/193,296.22
  6. Step 6: Final answer
    x = 100,411.22

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