Home / 226,634.96-312,759.24-126,036.56

Finding the Fourth Proportional to 226,634.96, 312,759.24 and 126,036.56

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Solution

The fourth proportional to 226,634.96, 312,759.24 and 126,036.56 is: 173,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,634.96 : 312,759.24 = 126,036.56 : x
  2. Step 2: Convert to fraction form
    226,634.96/312,759.24 = 126,036.56/x
  3. Step 3: Cross multiply
    226,634.96x = 312,759.24 × 126,036.56
  4. Step 4: Simplify right side
    226,634.96x = 39,419,098,717.81
  5. Step 5: Solve for x
    x = 39,419,098,717.81/226,634.96
  6. Step 6: Final answer
    x = 173,932.12

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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.