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Finding the Fourth Proportional to 7,572.75, 11,359.53 and 2,379.03

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Solution

The fourth proportional to 7,572.75, 11,359.53 and 2,379.03 is: 3,568.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.75 : 11,359.53 = 2,379.03 : x
  2. Step 2: Convert to fraction form
    7,572.75/11,359.53 = 2,379.03/x
  3. Step 3: Cross multiply
    7,572.75x = 11,359.53 × 2,379.03
  4. Step 4: Simplify right side
    7,572.75x = 27,024,662.66
  5. Step 5: Solve for x
    x = 27,024,662.66/7,572.75
  6. Step 6: Final answer
    x = 3,568.67

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