Home / 204,997.88-307,496.68-64,756.50

Finding the Fourth Proportional to 204,997.88, 307,496.68 and 64,756.50

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Solution

The fourth proportional to 204,997.88, 307,496.68 and 64,756.50 is: 97,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,997.88 : 307,496.68 = 64,756.50 : x
  2. Step 2: Convert to fraction form
    204,997.88/307,496.68 = 64,756.50/x
  3. Step 3: Cross multiply
    204,997.88x = 307,496.68 × 64,756.50
  4. Step 4: Simplify right side
    204,997.88x = 19,912,408,758.42
  5. Step 5: Solve for x
    x = 19,912,408,758.42/204,997.88
  6. Step 6: Final answer
    x = 97,134.71

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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.