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Finding the Fourth Proportional to 17,276.99, 23,836.14 and 11,311.94

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Solution

The fourth proportional to 17,276.99, 23,836.14 and 11,311.94 is: 15,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,276.99 : 23,836.14 = 11,311.94 : x
  2. Step 2: Convert to fraction form
    17,276.99/23,836.14 = 11,311.94/x
  3. Step 3: Cross multiply
    17,276.99x = 23,836.14 × 11,311.94
  4. Step 4: Simplify right side
    17,276.99x = 269,633,045.10
  5. Step 5: Solve for x
    x = 269,633,045.10/17,276.99
  6. Step 6: Final answer
    x = 15,606.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.