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Finding the Fourth Proportional to 225,850.23, 311,658.48 and 129,059.08

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Solution

The fourth proportional to 225,850.23, 311,658.48 and 129,059.08 is: 178,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,850.23 : 311,658.48 = 129,059.08 : x
  2. Step 2: Convert to fraction form
    225,850.23/311,658.48 = 129,059.08/x
  3. Step 3: Cross multiply
    225,850.23x = 311,658.48 × 129,059.08
  4. Step 4: Simplify right side
    225,850.23x = 40,222,356,703.00
  5. Step 5: Solve for x
    x = 40,222,356,703.00/225,850.23
  6. Step 6: Final answer
    x = 178,093.05

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