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Finding the Fourth Proportional to 203,026.80, 304,540.20 and 55,282.80

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Solution

The fourth proportional to 203,026.80, 304,540.20 and 55,282.80 is: 82,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,026.80 : 304,540.20 = 55,282.80 : x
  2. Step 2: Convert to fraction form
    203,026.80/304,540.20 = 55,282.80/x
  3. Step 3: Cross multiply
    203,026.80x = 304,540.20 × 55,282.80
  4. Step 4: Simplify right side
    203,026.80x = 16,835,834,968.56
  5. Step 5: Solve for x
    x = 16,835,834,968.56/203,026.80
  6. Step 6: Final answer
    x = 82,924.20

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