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Finding the Fourth Proportional to 17,371, 25,997.22 and 11,042.68

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Solution

The fourth proportional to 17,371, 25,997.22 and 11,042.68 is: 16,526.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371 : 25,997.22 = 11,042.68 : x
  2. Step 2: Convert to fraction form
    17,371/25,997.22 = 11,042.68/x
  3. Step 3: Cross multiply
    17,371x = 25,997.22 × 11,042.68
  4. Step 4: Simplify right side
    17,371x = 287,078,981.35
  5. Step 5: Solve for x
    x = 287,078,981.35/17,371
  6. Step 6: Final answer
    x = 16,526.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.