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Finding the Third Proportional to 48,106.50 and 103,218

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Solution

The third proportional to 48,106.50 and 103,218 is: 221,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,106.50 : 103,218 = 103,218 : x
  2. Step 2: Convert to fraction form
    48,106.50/103,218 = 103,218/x
  3. Step 3: Cross multiply
    48,106.50x = 103,218 × 103,218
  4. Step 4: Simplify right side
    48,106.50x = 10,653,955,524
  5. Step 5: Solve for x
    x = 10,653,955,524/48,106.50
  6. Step 6: Final answer
    x = 221,466.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.