Home / 227,176.56-313,505.78-125,205.76

Finding the Fourth Proportional to 227,176.56, 313,505.78 and 125,205.76

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Solution

The fourth proportional to 227,176.56, 313,505.78 and 125,205.76 is: 172,785.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,176.56 : 313,505.78 = 125,205.76 : x
  2. Step 2: Convert to fraction form
    227,176.56/313,505.78 = 125,205.76/x
  3. Step 3: Cross multiply
    227,176.56x = 313,505.78 × 125,205.76
  4. Step 4: Simplify right side
    227,176.56x = 39,252,729,449.29
  5. Step 5: Solve for x
    x = 39,252,729,449.29/227,176.56
  6. Step 6: Final answer
    x = 172,785.12

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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.