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Finding the Third Proportional to 38,235.50 and 82,008

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Solution

The third proportional to 38,235.50 and 82,008 is: 175,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235.50 : 82,008 = 82,008 : x
  2. Step 2: Convert to fraction form
    38,235.50/82,008 = 82,008/x
  3. Step 3: Cross multiply
    38,235.50x = 82,008 × 82,008
  4. Step 4: Simplify right side
    38,235.50x = 6,725,312,064
  5. Step 5: Solve for x
    x = 6,725,312,064/38,235.50
  6. Step 6: Final answer
    x = 175,891.83

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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.