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Finding the Third Proportional to 79,503.75 and 107,960.63

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Solution

The third proportional to 79,503.75 and 107,960.63 is: 146,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,503.75 : 107,960.63 = 107,960.63 : x
  2. Step 2: Convert to fraction form
    79,503.75/107,960.63 = 107,960.63/x
  3. Step 3: Cross multiply
    79,503.75x = 107,960.63 × 107,960.63
  4. Step 4: Simplify right side
    79,503.75x = 11,655,496,550.39
  5. Step 5: Solve for x
    x = 11,655,496,550.39/79,503.75
  6. Step 6: Final answer
    x = 146,603.10

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.