Home / 100,213.01-150,333.32-33,672.15

Finding the Fourth Proportional to 100,213.01, 150,333.32 and 33,672.15

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Solution

The fourth proportional to 100,213.01, 150,333.32 and 33,672.15 is: 50,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,213.01 : 150,333.32 = 33,672.15 : x
  2. Step 2: Convert to fraction form
    100,213.01/150,333.32 = 33,672.15/x
  3. Step 3: Cross multiply
    100,213.01x = 150,333.32 × 33,672.15
  4. Step 4: Simplify right side
    100,213.01x = 5,062,046,101.04
  5. Step 5: Solve for x
    x = 5,062,046,101.04/100,213.01
  6. Step 6: Final answer
    x = 50,512.86

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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.