Home / 191,249.51-263,933.68-106,364.75

Finding the Fourth Proportional to 191,249.51, 263,933.68 and 106,364.75

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Solution

The fourth proportional to 191,249.51, 263,933.68 and 106,364.75 is: 146,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,249.51 : 263,933.68 = 106,364.75 : x
  2. Step 2: Convert to fraction form
    191,249.51/263,933.68 = 106,364.75/x
  3. Step 3: Cross multiply
    191,249.51x = 263,933.68 × 106,364.75
  4. Step 4: Simplify right side
    191,249.51x = 28,073,239,889.78
  5. Step 5: Solve for x
    x = 28,073,239,889.78/191,249.51
  6. Step 6: Final answer
    x = 146,788.56

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1.5x scale

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.