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Finding the Fourth Proportional to 84,571.82, 126,236.97 and 74,606.66

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Solution

The fourth proportional to 84,571.82, 126,236.97 and 74,606.66 is: 111,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,571.82 : 126,236.97 = 74,606.66 : x
  2. Step 2: Convert to fraction form
    84,571.82/126,236.97 = 74,606.66/x
  3. Step 3: Cross multiply
    84,571.82x = 126,236.97 × 74,606.66
  4. Step 4: Simplify right side
    84,571.82x = 9,418,118,700.22
  5. Step 5: Solve for x
    x = 9,418,118,700.22/84,571.82
  6. Step 6: Final answer
    x = 111,362.37

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