Home / 100,220.02-150,343.83-33,679.18

Finding the Fourth Proportional to 100,220.02, 150,343.83 and 33,679.18

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Solution

The fourth proportional to 100,220.02, 150,343.83 and 33,679.18 is: 50,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,220.02 : 150,343.83 = 33,679.18 : x
  2. Step 2: Convert to fraction form
    100,220.02/150,343.83 = 33,679.18/x
  3. Step 3: Cross multiply
    100,220.02x = 150,343.83 × 33,679.18
  4. Step 4: Simplify right side
    100,220.02x = 5,063,456,912.46
  5. Step 5: Solve for x
    x = 5,063,456,912.46/100,220.02
  6. Step 6: Final answer
    x = 50,523.41

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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.