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Finding the Fourth Proportional to 11,349.84, 17,029.98 and 5,111.52

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Solution

The fourth proportional to 11,349.84, 17,029.98 and 5,111.52 is: 7,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.84 : 17,029.98 = 5,111.52 : x
  2. Step 2: Convert to fraction form
    11,349.84/17,029.98 = 5,111.52/x
  3. Step 3: Cross multiply
    11,349.84x = 17,029.98 × 5,111.52
  4. Step 4: Simplify right side
    11,349.84x = 87,049,083.37
  5. Step 5: Solve for x
    x = 87,049,083.37/11,349.84
  6. Step 6: Final answer
    x = 7,669.63

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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.