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Finding the Fourth Proportional to 17,665.15, 24,367.75 and 11,029.63

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Solution

The fourth proportional to 17,665.15, 24,367.75 and 11,029.63 is: 15,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.15 : 24,367.75 = 11,029.63 : x
  2. Step 2: Convert to fraction form
    17,665.15/24,367.75 = 11,029.63/x
  3. Step 3: Cross multiply
    17,665.15x = 24,367.75 × 11,029.63
  4. Step 4: Simplify right side
    17,665.15x = 268,767,266.43
  5. Step 5: Solve for x
    x = 268,767,266.43/17,665.15
  6. Step 6: Final answer
    x = 15,214.55

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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.