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Finding the Fourth Proportional to 7,172.03, 10,762.23 and 3,011.73

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Solution

The fourth proportional to 7,172.03, 10,762.23 and 3,011.73 is: 4,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172.03 : 10,762.23 = 3,011.73 : x
  2. Step 2: Convert to fraction form
    7,172.03/10,762.23 = 3,011.73/x
  3. Step 3: Cross multiply
    7,172.03x = 10,762.23 × 3,011.73
  4. Step 4: Simplify right side
    7,172.03x = 32,412,930.96
  5. Step 5: Solve for x
    x = 32,412,930.96/7,172.03
  6. Step 6: Final answer
    x = 4,519.36

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