Home / 197,105.83-295,705.19-63,975.85

Finding the Fourth Proportional to 197,105.83, 295,705.19 and 63,975.85

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Solution

The fourth proportional to 197,105.83, 295,705.19 and 63,975.85 is: 95,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,105.83 : 295,705.19 = 63,975.85 : x
  2. Step 2: Convert to fraction form
    197,105.83/295,705.19 = 63,975.85/x
  3. Step 3: Cross multiply
    197,105.83x = 295,705.19 × 63,975.85
  4. Step 4: Simplify right side
    197,105.83x = 18,917,990,300.34
  5. Step 5: Solve for x
    x = 18,917,990,300.34/197,105.83
  6. Step 6: Final answer
    x = 95,978.85

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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.