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Finding the Third Proportional to 8,070 and 12,101

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Solution

The third proportional to 8,070 and 12,101 is: 18,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070 : 12,101 = 12,101 : x
  2. Step 2: Convert to fraction form
    8,070/12,101 = 12,101/x
  3. Step 3: Cross multiply
    8,070x = 12,101 × 12,101
  4. Step 4: Simplify right side
    8,070x = 146,434,201
  5. Step 5: Solve for x
    x = 146,434,201/8,070
  6. Step 6: Final answer
    x = 18,145.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.