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Finding the Fourth Proportional to 252,844.72, 379,266.96 and 75,347.20

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Solution

The fourth proportional to 252,844.72, 379,266.96 and 75,347.20 is: 113,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,844.72 : 379,266.96 = 75,347.20 : x
  2. Step 2: Convert to fraction form
    252,844.72/379,266.96 = 75,347.20/x
  3. Step 3: Cross multiply
    252,844.72x = 379,266.96 × 75,347.20
  4. Step 4: Simplify right side
    252,844.72x = 28,576,703,488.51
  5. Step 5: Solve for x
    x = 28,576,703,488.51/252,844.72
  6. Step 6: Final answer
    x = 113,020.76

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