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Finding the Third Proportional to 71,210.25 and 110,703.38

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Solution

The third proportional to 71,210.25 and 110,703.38 is: 172,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,210.25 : 110,703.38 = 110,703.38 : x
  2. Step 2: Convert to fraction form
    71,210.25/110,703.38 = 110,703.38/x
  3. Step 3: Cross multiply
    71,210.25x = 110,703.38 × 110,703.38
  4. Step 4: Simplify right side
    71,210.25x = 12,255,237,236.39
  5. Step 5: Solve for x
    x = 12,255,237,236.39/71,210.25
  6. Step 6: Final answer
    x = 172,099.34

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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.