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Finding the Third Proportional to 48,105 and 70,295

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Solution

The third proportional to 48,105 and 70,295 is: 102,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,105 : 70,295 = 70,295 : x
  2. Step 2: Convert to fraction form
    48,105/70,295 = 70,295/x
  3. Step 3: Cross multiply
    48,105x = 70,295 × 70,295
  4. Step 4: Simplify right side
    48,105x = 4,941,387,025
  5. Step 5: Solve for x
    x = 4,941,387,025/48,105
  6. Step 6: Final answer
    x = 102,720.86

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.