Home / 150,190.48-207,244.20-83,135.44

Finding the Fourth Proportional to 150,190.48, 207,244.20 and 83,135.44

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Solution

The fourth proportional to 150,190.48, 207,244.20 and 83,135.44 is: 114,716.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,190.48 : 207,244.20 = 83,135.44 : x
  2. Step 2: Convert to fraction form
    150,190.48/207,244.20 = 83,135.44/x
  3. Step 3: Cross multiply
    150,190.48x = 207,244.20 × 83,135.44
  4. Step 4: Simplify right side
    150,190.48x = 17,229,337,754.45
  5. Step 5: Solve for x
    x = 17,229,337,754.45/150,190.48
  6. Step 6: Final answer
    x = 114,716.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.