Home / 150,003.40-224,640.60-79,727.80

Finding the Fourth Proportional to 150,003.40, 224,640.60 and 79,727.80

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Solution

The fourth proportional to 150,003.40, 224,640.60 and 79,727.80 is: 119,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,003.40 : 224,640.60 = 79,727.80 : x
  2. Step 2: Convert to fraction form
    150,003.40/224,640.60 = 79,727.80/x
  3. Step 3: Cross multiply
    150,003.40x = 224,640.60 × 79,727.80
  4. Step 4: Simplify right side
    150,003.40x = 17,910,100,828.68
  5. Step 5: Solve for x
    x = 17,910,100,828.68/150,003.40
  6. Step 6: Final answer
    x = 119,397.97

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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.