Home / 204,524.76-306,803.55-71,402.07

Finding the Fourth Proportional to 204,524.76, 306,803.55 and 71,402.07

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Solution

The fourth proportional to 204,524.76, 306,803.55 and 71,402.07 is: 107,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,524.76 : 306,803.55 = 71,402.07 : x
  2. Step 2: Convert to fraction form
    204,524.76/306,803.55 = 71,402.07/x
  3. Step 3: Cross multiply
    204,524.76x = 306,803.55 × 71,402.07
  4. Step 4: Simplify right side
    204,524.76x = 21,906,408,553.35
  5. Step 5: Solve for x
    x = 21,906,408,553.35/204,524.76
  6. Step 6: Final answer
    x = 107,108.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.