Home / 191,249.28-263,920.24-106,364.52

Finding the Fourth Proportional to 191,249.28, 263,920.24 and 106,364.52

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Solution

The fourth proportional to 191,249.28, 263,920.24 and 106,364.52 is: 146,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,249.28 : 263,920.24 = 106,364.52 : x
  2. Step 2: Convert to fraction form
    191,249.28/263,920.24 = 106,364.52/x
  3. Step 3: Cross multiply
    191,249.28x = 263,920.24 × 106,364.52
  4. Step 4: Simplify right side
    191,249.28x = 28,071,749,645.88
  5. Step 5: Solve for x
    x = 28,071,749,645.88/191,249.28
  6. Step 6: Final answer
    x = 146,780.94

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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.