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Finding the Fourth Proportional to 52,516.88, 78,467.80 and 50,679.44

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Solution

The fourth proportional to 52,516.88, 78,467.80 and 50,679.44 is: 75,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.88 : 78,467.80 = 50,679.44 : x
  2. Step 2: Convert to fraction form
    52,516.88/78,467.80 = 50,679.44/x
  3. Step 3: Cross multiply
    52,516.88x = 78,467.80 × 50,679.44
  4. Step 4: Simplify right side
    52,516.88x = 3,976,704,162.03
  5. Step 5: Solve for x
    x = 3,976,704,162.03/52,516.88
  6. Step 6: Final answer
    x = 75,722.40

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