Home / 191,249.64-263,933.85-106,364.88

Finding the Fourth Proportional to 191,249.64, 263,933.85 and 106,364.88

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Solution

The fourth proportional to 191,249.64, 263,933.85 and 106,364.88 is: 146,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,249.64 : 263,933.85 = 106,364.88 : x
  2. Step 2: Convert to fraction form
    191,249.64/263,933.85 = 106,364.88/x
  3. Step 3: Cross multiply
    191,249.64x = 263,933.85 × 106,364.88
  4. Step 4: Simplify right side
    191,249.64x = 28,073,292,283.19
  5. Step 5: Solve for x
    x = 28,073,292,283.19/191,249.64
  6. Step 6: Final answer
    x = 146,788.73

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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.