Home / 103,997.21-155,995.82-33,876.52

Finding the Fourth Proportional to 103,997.21, 155,995.82 and 33,876.52

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Solution

The fourth proportional to 103,997.21, 155,995.82 and 33,876.52 is: 50,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,997.21 : 155,995.82 = 33,876.52 : x
  2. Step 2: Convert to fraction form
    103,997.21/155,995.82 = 33,876.52/x
  3. Step 3: Cross multiply
    103,997.21x = 155,995.82 × 33,876.52
  4. Step 4: Simplify right side
    103,997.21x = 5,284,595,516.15
  5. Step 5: Solve for x
    x = 5,284,595,516.15/103,997.21
  6. Step 6: Final answer
    x = 50,814.78

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1.5x scale

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.