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Finding the Third Proportional to 5,124 and 11,122.50

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Solution

The third proportional to 5,124 and 11,122.50 is: 24,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124 : 11,122.50 = 11,122.50 : x
  2. Step 2: Convert to fraction form
    5,124/11,122.50 = 11,122.50/x
  3. Step 3: Cross multiply
    5,124x = 11,122.50 × 11,122.50
  4. Step 4: Simplify right side
    5,124x = 123,710,006.25
  5. Step 5: Solve for x
    x = 123,710,006.25/5,124
  6. Step 6: Final answer
    x = 24,143.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.