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Finding the Fourth Proportional to 8,996, 13,500.96 and 6,242

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Solution

The fourth proportional to 8,996, 13,500.96 and 6,242 is: 9,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996 : 13,500.96 = 6,242 : x
  2. Step 2: Convert to fraction form
    8,996/13,500.96 = 6,242/x
  3. Step 3: Cross multiply
    8,996x = 13,500.96 × 6,242
  4. Step 4: Simplify right side
    8,996x = 84,272,992.32
  5. Step 5: Solve for x
    x = 84,272,992.32/8,996
  6. Step 6: Final answer
    x = 9,367.83

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