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Finding the Third Proportional to 71,034.75 and 110,287.13

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Solution

The third proportional to 71,034.75 and 110,287.13 is: 171,229.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,034.75 : 110,287.13 = 110,287.13 : x
  2. Step 2: Convert to fraction form
    71,034.75/110,287.13 = 110,287.13/x
  3. Step 3: Cross multiply
    71,034.75x = 110,287.13 × 110,287.13
  4. Step 4: Simplify right side
    71,034.75x = 12,163,249,940.77
  5. Step 5: Solve for x
    x = 12,163,249,940.77/71,034.75
  6. Step 6: Final answer
    x = 171,229.57

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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.