Home / 227,273.81-313,568.36-131,761.45

Finding the Fourth Proportional to 227,273.81, 313,568.36 and 131,761.45

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Solution

The fourth proportional to 227,273.81, 313,568.36 and 131,761.45 is: 181,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,273.81 : 313,568.36 = 131,761.45 : x
  2. Step 2: Convert to fraction form
    227,273.81/313,568.36 = 131,761.45/x
  3. Step 3: Cross multiply
    227,273.81x = 313,568.36 × 131,761.45
  4. Step 4: Simplify right side
    227,273.81x = 41,316,222,222.54
  5. Step 5: Solve for x
    x = 41,316,222,222.54/227,273.81
  6. Step 6: Final answer
    x = 181,790.51

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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.