Home / 227,007.22-313,222.44-131,508.22

Finding the Fourth Proportional to 227,007.22, 313,222.44 and 131,508.22

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Solution

The fourth proportional to 227,007.22, 313,222.44 and 131,508.22 is: 181,453.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,007.22 : 313,222.44 = 131,508.22 : x
  2. Step 2: Convert to fraction form
    227,007.22/313,222.44 = 131,508.22/x
  3. Step 3: Cross multiply
    227,007.22x = 313,222.44 × 131,508.22
  4. Step 4: Simplify right side
    227,007.22x = 41,191,325,548.46
  5. Step 5: Solve for x
    x = 41,191,325,548.46/227,007.22
  6. Step 6: Final answer
    x = 181,453.81

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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.