Home / 227,006.22-313,221.06-131,507.22

Finding the Fourth Proportional to 227,006.22, 313,221.06 and 131,507.22

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Solution

The fourth proportional to 227,006.22, 313,221.06 and 131,507.22 is: 181,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,006.22 : 313,221.06 = 131,507.22 : x
  2. Step 2: Convert to fraction form
    227,006.22/313,221.06 = 131,507.22/x
  3. Step 3: Cross multiply
    227,006.22x = 313,221.06 × 131,507.22
  4. Step 4: Simplify right side
    227,006.22x = 41,190,830,846.05
  5. Step 5: Solve for x
    x = 41,190,830,846.05/227,006.22
  6. Step 6: Final answer
    x = 181,452.43

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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.