Home / 196,822.20-295,271.70-84,502.20

Finding the Fourth Proportional to 196,822.20, 295,271.70 and 84,502.20

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Solution

The fourth proportional to 196,822.20, 295,271.70 and 84,502.20 is: 126,769.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,822.20 : 295,271.70 = 84,502.20 : x
  2. Step 2: Convert to fraction form
    196,822.20/295,271.70 = 84,502.20/x
  3. Step 3: Cross multiply
    196,822.20x = 295,271.70 × 84,502.20
  4. Step 4: Simplify right side
    196,822.20x = 24,951,108,247.74
  5. Step 5: Solve for x
    x = 24,951,108,247.74/196,822.20
  6. Step 6: Final answer
    x = 126,769.79

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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.