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Finding the Fourth Proportional to 17,057.79, 25,586.69 and 6,662.25

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Solution

The fourth proportional to 17,057.79, 25,586.69 and 6,662.25 is: 9,993.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,057.79 : 25,586.69 = 6,662.25 : x
  2. Step 2: Convert to fraction form
    17,057.79/25,586.69 = 6,662.25/x
  3. Step 3: Cross multiply
    17,057.79x = 25,586.69 × 6,662.25
  4. Step 4: Simplify right side
    17,057.79x = 170,464,892.14
  5. Step 5: Solve for x
    x = 170,464,892.14/17,057.79
  6. Step 6: Final answer
    x = 9,993.38

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