Home / 227,150.09-313,467.57-136,507.44

Finding the Fourth Proportional to 227,150.09, 313,467.57 and 136,507.44

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Solution

The fourth proportional to 227,150.09, 313,467.57 and 136,507.44 is: 188,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,150.09 : 313,467.57 = 136,507.44 : x
  2. Step 2: Convert to fraction form
    227,150.09/313,467.57 = 136,507.44/x
  3. Step 3: Cross multiply
    227,150.09x = 313,467.57 × 136,507.44
  4. Step 4: Simplify right side
    227,150.09x = 42,790,655,503.72
  5. Step 5: Solve for x
    x = 42,790,655,503.72/227,150.09
  6. Step 6: Final answer
    x = 188,380.54

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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.