Home / 196,820.20-295,230.30-108,246.70

Finding the Fourth Proportional to 196,820.20, 295,230.30 and 108,246.70

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Solution

The fourth proportional to 196,820.20, 295,230.30 and 108,246.70 is: 162,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,820.20 : 295,230.30 = 108,246.70 : x
  2. Step 2: Convert to fraction form
    196,820.20/295,230.30 = 108,246.70/x
  3. Step 3: Cross multiply
    196,820.20x = 295,230.30 × 108,246.70
  4. Step 4: Simplify right side
    196,820.20x = 31,957,705,715.01
  5. Step 5: Solve for x
    x = 31,957,705,715.01/196,820.20
  6. Step 6: Final answer
    x = 162,370.05

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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.