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Finding the Fourth Proportional to 29,885, 41,244.18 and 16,637

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Solution

The fourth proportional to 29,885, 41,244.18 and 16,637 is: 22,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885 : 41,244.18 = 16,637 : x
  2. Step 2: Convert to fraction form
    29,885/41,244.18 = 16,637/x
  3. Step 3: Cross multiply
    29,885x = 41,244.18 × 16,637
  4. Step 4: Simplify right side
    29,885x = 686,179,422.66
  5. Step 5: Solve for x
    x = 686,179,422.66/29,885
  6. Step 6: Final answer
    x = 22,960.66

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Why These Related Problems?

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