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Finding the Fourth Proportional to 204,643.24, 307,174.32 and 168,990.96

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Solution

The fourth proportional to 204,643.24, 307,174.32 and 168,990.96 is: 253,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,643.24 : 307,174.32 = 168,990.96 : x
  2. Step 2: Convert to fraction form
    204,643.24/307,174.32 = 168,990.96/x
  3. Step 3: Cross multiply
    204,643.24x = 307,174.32 × 168,990.96
  4. Step 4: Simplify right side
    204,643.24x = 51,909,683,224.15
  5. Step 5: Solve for x
    x = 51,909,683,224.15/204,643.24
  6. Step 6: Final answer
    x = 253,659.41

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