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Finding the Fourth Proportional to 17,616, 26,424 and 6,672

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Solution

The fourth proportional to 17,616, 26,424 and 6,672 is: 10,008

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616 : 26,424 = 6,672 : x
  2. Step 2: Convert to fraction form
    17,616/26,424 = 6,672/x
  3. Step 3: Cross multiply
    17,616x = 26,424 × 6,672
  4. Step 4: Simplify right side
    17,616x = 176,300,928
  5. Step 5: Solve for x
    x = 176,300,928/17,616
  6. Step 6: Final answer
    x = 10,008

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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.