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Finding the Third Proportional to 110,985.75 and 157,041

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Solution

The third proportional to 110,985.75 and 157,041 is: 222,207.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,985.75 : 157,041 = 157,041 : x
  2. Step 2: Convert to fraction form
    110,985.75/157,041 = 157,041/x
  3. Step 3: Cross multiply
    110,985.75x = 157,041 × 157,041
  4. Step 4: Simplify right side
    110,985.75x = 24,661,875,681
  5. Step 5: Solve for x
    x = 24,661,875,681/110,985.75
  6. Step 6: Final answer
    x = 222,207.59

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.