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Finding the Fourth Proportional to 26,576, 39,864 and 10,994

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Solution

The fourth proportional to 26,576, 39,864 and 10,994 is: 16,491

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,576 : 39,864 = 10,994 : x
  2. Step 2: Convert to fraction form
    26,576/39,864 = 10,994/x
  3. Step 3: Cross multiply
    26,576x = 39,864 × 10,994
  4. Step 4: Simplify right side
    26,576x = 438,264,816
  5. Step 5: Solve for x
    x = 438,264,816/26,576
  6. Step 6: Final answer
    x = 16,491

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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.