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Finding the Third Proportional to 61,502.26 and 100,428.29

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Solution

The third proportional to 61,502.26 and 100,428.29 is: 163,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,502.26 : 100,428.29 = 100,428.29 : x
  2. Step 2: Convert to fraction form
    61,502.26/100,428.29 = 100,428.29/x
  3. Step 3: Cross multiply
    61,502.26x = 100,428.29 × 100,428.29
  4. Step 4: Simplify right side
    61,502.26x = 10,085,842,028.62
  5. Step 5: Solve for x
    x = 10,085,842,028.62/61,502.26
  6. Step 6: Final answer
    x = 163,991.42

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.