Home / 100,299.20-150,456.23-33,739.07

Finding the Fourth Proportional to 100,299.20, 150,456.23 and 33,739.07

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Solution

The fourth proportional to 100,299.20, 150,456.23 and 33,739.07 is: 50,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,299.20 : 150,456.23 = 33,739.07 : x
  2. Step 2: Convert to fraction form
    100,299.20/150,456.23 = 33,739.07/x
  3. Step 3: Cross multiply
    100,299.20x = 150,456.23 × 33,739.07
  4. Step 4: Simplify right side
    100,299.20x = 5,076,253,275.91
  5. Step 5: Solve for x
    x = 5,076,253,275.91/100,299.20
  6. Step 6: Final answer
    x = 50,611.10

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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.