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Finding the Fourth Proportional to 11,819.23, 17,697.53 and 7,132.98

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Solution

The fourth proportional to 11,819.23, 17,697.53 and 7,132.98 is: 10,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819.23 : 17,697.53 = 7,132.98 : x
  2. Step 2: Convert to fraction form
    11,819.23/17,697.53 = 7,132.98/x
  3. Step 3: Cross multiply
    11,819.23x = 17,697.53 × 7,132.98
  4. Step 4: Simplify right side
    11,819.23x = 126,236,003.39
  5. Step 5: Solve for x
    x = 126,236,003.39/11,819.23
  6. Step 6: Final answer
    x = 10,680.56

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