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Finding the Third Proportional to 68,068 and 102,176

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Solution

The third proportional to 68,068 and 102,176 is: 153,375.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,068 : 102,176 = 102,176 : x
  2. Step 2: Convert to fraction form
    68,068/102,176 = 102,176/x
  3. Step 3: Cross multiply
    68,068x = 102,176 × 102,176
  4. Step 4: Simplify right side
    68,068x = 10,439,934,976
  5. Step 5: Solve for x
    x = 10,439,934,976/68,068
  6. Step 6: Final answer
    x = 153,375.08

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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.