Home / 191,134.96-263,884.20-123,175.92

Finding the Fourth Proportional to 191,134.96, 263,884.20 and 123,175.92

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Solution

The fourth proportional to 191,134.96, 263,884.20 and 123,175.92 is: 170,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,134.96 : 263,884.20 = 123,175.92 : x
  2. Step 2: Convert to fraction form
    191,134.96/263,884.20 = 123,175.92/x
  3. Step 3: Cross multiply
    191,134.96x = 263,884.20 × 123,175.92
  4. Step 4: Simplify right side
    191,134.96x = 32,504,179,108.46
  5. Step 5: Solve for x
    x = 32,504,179,108.46/191,134.96
  6. Step 6: Final answer
    x = 170,058.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.