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Finding the Third Proportional to 84,761 and 124,513.50

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Solution

The third proportional to 84,761 and 124,513.50 is: 182,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,761 : 124,513.50 = 124,513.50 : x
  2. Step 2: Convert to fraction form
    84,761/124,513.50 = 124,513.50/x
  3. Step 3: Cross multiply
    84,761x = 124,513.50 × 124,513.50
  4. Step 4: Simplify right side
    84,761x = 15,503,611,682.25
  5. Step 5: Solve for x
    x = 15,503,611,682.25/84,761
  6. Step 6: Final answer
    x = 182,909.73

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.