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Finding the Fourth Proportional to 52,559.96, 78,850.31 and 19,280.33

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Solution

The fourth proportional to 52,559.96, 78,850.31 and 19,280.33 is: 28,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,559.96 : 78,850.31 = 19,280.33 : x
  2. Step 2: Convert to fraction form
    52,559.96/78,850.31 = 19,280.33/x
  3. Step 3: Cross multiply
    52,559.96x = 78,850.31 × 19,280.33
  4. Step 4: Simplify right side
    52,559.96x = 1,520,259,651.35
  5. Step 5: Solve for x
    x = 1,520,259,651.35/52,559.96
  6. Step 6: Final answer
    x = 28,924.30

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