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Finding the Fourth Proportional to 17,562.00, 26,343.02 and 7,173.75

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Solution

The fourth proportional to 17,562.00, 26,343.02 and 7,173.75 is: 10,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,562.00 : 26,343.02 = 7,173.75 : x
  2. Step 2: Convert to fraction form
    17,562.00/26,343.02 = 7,173.75/x
  3. Step 3: Cross multiply
    17,562.00x = 26,343.02 × 7,173.75
  4. Step 4: Simplify right side
    17,562.00x = 188,978,072.14
  5. Step 5: Solve for x
    x = 188,978,072.14/17,562.00
  6. Step 6: Final answer
    x = 10,760.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.