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Finding the Fourth Proportional to 52,757.12, 79,135.42 and 21,592.36

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Solution

The fourth proportional to 52,757.12, 79,135.42 and 21,592.36 is: 32,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,757.12 : 79,135.42 = 21,592.36 : x
  2. Step 2: Convert to fraction form
    52,757.12/79,135.42 = 21,592.36/x
  3. Step 3: Cross multiply
    52,757.12x = 79,135.42 × 21,592.36
  4. Step 4: Simplify right side
    52,757.12x = 1,708,720,477.39
  5. Step 5: Solve for x
    x = 1,708,720,477.39/52,757.12
  6. Step 6: Final answer
    x = 32,388.43

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