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Finding the Third Proportional to 14,347.50 and 22,161

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Solution

The third proportional to 14,347.50 and 22,161 is: 34,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.50 : 22,161 = 22,161 : x
  2. Step 2: Convert to fraction form
    14,347.50/22,161 = 22,161/x
  3. Step 3: Cross multiply
    14,347.50x = 22,161 × 22,161
  4. Step 4: Simplify right side
    14,347.50x = 491,109,921
  5. Step 5: Solve for x
    x = 491,109,921/14,347.50
  6. Step 6: Final answer
    x = 34,229.65

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.