Home / 227,131.47-313,441.44-131,693.52

Finding the Fourth Proportional to 227,131.47, 313,441.44 and 131,693.52

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Solution

The fourth proportional to 227,131.47, 313,441.44 and 131,693.52 is: 181,737.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,131.47 : 313,441.44 = 131,693.52 : x
  2. Step 2: Convert to fraction form
    227,131.47/313,441.44 = 131,693.52/x
  3. Step 3: Cross multiply
    227,131.47x = 313,441.44 × 131,693.52
  4. Step 4: Simplify right side
    227,131.47x = 41,278,207,229.02
  5. Step 5: Solve for x
    x = 41,278,207,229.02/227,131.47
  6. Step 6: Final answer
    x = 181,737.07

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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.