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Finding the Third Proportional to 55,010 and 82,637

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Solution

The third proportional to 55,010 and 82,637 is: 124,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,010 : 82,637 = 82,637 : x
  2. Step 2: Convert to fraction form
    55,010/82,637 = 82,637/x
  3. Step 3: Cross multiply
    55,010x = 82,637 × 82,637
  4. Step 4: Simplify right side
    55,010x = 6,828,873,769
  5. Step 5: Solve for x
    x = 6,828,873,769/55,010
  6. Step 6: Final answer
    x = 124,138.77

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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.