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Finding the Third Proportional to 71,336.25 and 110,394

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Solution

The third proportional to 71,336.25 and 110,394 is: 170,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,336.25 : 110,394 = 110,394 : x
  2. Step 2: Convert to fraction form
    71,336.25/110,394 = 110,394/x
  3. Step 3: Cross multiply
    71,336.25x = 110,394 × 110,394
  4. Step 4: Simplify right side
    71,336.25x = 12,186,835,236
  5. Step 5: Solve for x
    x = 12,186,835,236/71,336.25
  6. Step 6: Final answer
    x = 170,836.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.