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Finding the Third Proportional to 15,769.69 and 25,125.19

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Solution

The third proportional to 15,769.69 and 25,125.19 is: 40,030.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.69 : 25,125.19 = 25,125.19 : x
  2. Step 2: Convert to fraction form
    15,769.69/25,125.19 = 25,125.19/x
  3. Step 3: Cross multiply
    15,769.69x = 25,125.19 × 25,125.19
  4. Step 4: Simplify right side
    15,769.69x = 631,275,046.91
  5. Step 5: Solve for x
    x = 631,275,046.91/15,769.69
  6. Step 6: Final answer
    x = 40,030.92

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.