Home / 196,910.10-295,350.82-76,944.58

Finding the Fourth Proportional to 196,910.10, 295,350.82 and 76,944.58

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Solution

The fourth proportional to 196,910.10, 295,350.82 and 76,944.58 is: 115,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,910.10 : 295,350.82 = 76,944.58 : x
  2. Step 2: Convert to fraction form
    196,910.10/295,350.82 = 76,944.58/x
  3. Step 3: Cross multiply
    196,910.10x = 295,350.82 × 76,944.58
  4. Step 4: Simplify right side
    196,910.10x = 22,725,644,797.56
  5. Step 5: Solve for x
    x = 22,725,644,797.56/196,910.10
  6. Step 6: Final answer
    x = 115,411.27

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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.