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Finding the Third Proportional to 71,161.03 and 148,860.28

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Solution

The third proportional to 71,161.03 and 148,860.28 is: 311,397.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,161.03 : 148,860.28 = 148,860.28 : x
  2. Step 2: Convert to fraction form
    71,161.03/148,860.28 = 148,860.28/x
  3. Step 3: Cross multiply
    71,161.03x = 148,860.28 × 148,860.28
  4. Step 4: Simplify right side
    71,161.03x = 22,159,383,333.83
  5. Step 5: Solve for x
    x = 22,159,383,333.83/71,161.03
  6. Step 6: Final answer
    x = 311,397.73

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.