Home / 191,249.28-263,933.76-106,368

Finding the Fourth Proportional to 191,249.28, 263,933.76 and 106,368

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Solution

The fourth proportional to 191,249.28, 263,933.76 and 106,368 is: 146,793.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,249.28 : 263,933.76 = 106,368 : x
  2. Step 2: Convert to fraction form
    191,249.28/263,933.76 = 106,368/x
  3. Step 3: Cross multiply
    191,249.28x = 263,933.76 × 106,368
  4. Step 4: Simplify right side
    191,249.28x = 28,074,106,183.68
  5. Step 5: Solve for x
    x = 28,074,106,183.68/191,249.28
  6. Step 6: Final answer
    x = 146,793.26

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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.