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Finding the Fourth Proportional to 12,422.82, 18,638.33 and 5,023.24

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Solution

The fourth proportional to 12,422.82, 18,638.33 and 5,023.24 is: 7,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.82 : 18,638.33 = 5,023.24 : x
  2. Step 2: Convert to fraction form
    12,422.82/18,638.33 = 5,023.24/x
  3. Step 3: Cross multiply
    12,422.82x = 18,638.33 × 5,023.24
  4. Step 4: Simplify right side
    12,422.82x = 93,624,804.79
  5. Step 5: Solve for x
    x = 93,624,804.79/12,422.82
  6. Step 6: Final answer
    x = 7,536.52

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