Home / 227,144.25-313,465.55-126,548.73

Finding the Fourth Proportional to 227,144.25, 313,465.55 and 126,548.73

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Solution

The fourth proportional to 227,144.25, 313,465.55 and 126,548.73 is: 174,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,144.25 : 313,465.55 = 126,548.73 : x
  2. Step 2: Convert to fraction form
    227,144.25/313,465.55 = 126,548.73/x
  3. Step 3: Cross multiply
    227,144.25x = 313,465.55 × 126,548.73
  4. Step 4: Simplify right side
    227,144.25x = 39,668,666,618.51
  5. Step 5: Solve for x
    x = 39,668,666,618.51/227,144.25
  6. Step 6: Final answer
    x = 174,640.86

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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.