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Finding the Third Proportional to 15,114 and 20,133

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Solution

The third proportional to 15,114 and 20,133 is: 26,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114 : 20,133 = 20,133 : x
  2. Step 2: Convert to fraction form
    15,114/20,133 = 20,133/x
  3. Step 3: Cross multiply
    15,114x = 20,133 × 20,133
  4. Step 4: Simplify right side
    15,114x = 405,337,689
  5. Step 5: Solve for x
    x = 405,337,689/15,114
  6. Step 6: Final answer
    x = 26,818.69

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.