Home / 129,057.88-193,504.14-50,107.24

Finding the Fourth Proportional to 129,057.88, 193,504.14 and 50,107.24

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Solution

The fourth proportional to 129,057.88, 193,504.14 and 50,107.24 is: 75,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,057.88 : 193,504.14 = 50,107.24 : x
  2. Step 2: Convert to fraction form
    129,057.88/193,504.14 = 50,107.24/x
  3. Step 3: Cross multiply
    129,057.88x = 193,504.14 × 50,107.24
  4. Step 4: Simplify right side
    129,057.88x = 9,695,958,383.97
  5. Step 5: Solve for x
    x = 9,695,958,383.97/129,057.88
  6. Step 6: Final answer
    x = 75,128.76

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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.