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Finding the Third Proportional to 61,570.13 and 92,419.73

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Solution

The third proportional to 61,570.13 and 92,419.73 is: 138,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,570.13 : 92,419.73 = 92,419.73 : x
  2. Step 2: Convert to fraction form
    61,570.13/92,419.73 = 92,419.73/x
  3. Step 3: Cross multiply
    61,570.13x = 92,419.73 × 92,419.73
  4. Step 4: Simplify right side
    61,570.13x = 8,541,407,301.95
  5. Step 5: Solve for x
    x = 8,541,407,301.95/61,570.13
  6. Step 6: Final answer
    x = 138,726.49

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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.