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Finding the Third Proportional to 12,102 and 17,370

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Solution

The third proportional to 12,102 and 17,370 is: 24,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,102 : 17,370 = 17,370 : x
  2. Step 2: Convert to fraction form
    12,102/17,370 = 17,370/x
  3. Step 3: Cross multiply
    12,102x = 17,370 × 17,370
  4. Step 4: Simplify right side
    12,102x = 301,716,900
  5. Step 5: Solve for x
    x = 301,716,900/12,102
  6. Step 6: Final answer
    x = 24,931.16

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.