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Finding the Third Proportional to 16,938 and 25,531.88

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Solution

The third proportional to 16,938 and 25,531.88 is: 38,486.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938 : 25,531.88 = 25,531.88 : x
  2. Step 2: Convert to fraction form
    16,938/25,531.88 = 25,531.88/x
  3. Step 3: Cross multiply
    16,938x = 25,531.88 × 25,531.88
  4. Step 4: Simplify right side
    16,938x = 651,876,641.02
  5. Step 5: Solve for x
    x = 651,876,641.02/16,938
  6. Step 6: Final answer
    x = 38,486.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.