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Finding the Third Proportional to 12,168 and 26,064

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Solution

The third proportional to 12,168 and 26,064 is: 55,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168 : 26,064 = 26,064 : x
  2. Step 2: Convert to fraction form
    12,168/26,064 = 26,064/x
  3. Step 3: Cross multiply
    12,168x = 26,064 × 26,064
  4. Step 4: Simplify right side
    12,168x = 679,332,096
  5. Step 5: Solve for x
    x = 679,332,096/12,168
  6. Step 6: Final answer
    x = 55,829.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.