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Finding the Third Proportional to 13,561 and 30,037

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Solution

The third proportional to 13,561 and 30,037 is: 66,530.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561 : 30,037 = 30,037 : x
  2. Step 2: Convert to fraction form
    13,561/30,037 = 30,037/x
  3. Step 3: Cross multiply
    13,561x = 30,037 × 30,037
  4. Step 4: Simplify right side
    13,561x = 902,221,369
  5. Step 5: Solve for x
    x = 902,221,369/13,561
  6. Step 6: Final answer
    x = 66,530.59

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.