Home / 227,180.87-313,508.57-125,206.11

Finding the Fourth Proportional to 227,180.87, 313,508.57 and 125,206.11

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Solution

The fourth proportional to 227,180.87, 313,508.57 and 125,206.11 is: 172,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,180.87 : 313,508.57 = 125,206.11 : x
  2. Step 2: Convert to fraction form
    227,180.87/313,508.57 = 125,206.11/x
  3. Step 3: Cross multiply
    227,180.87x = 313,508.57 × 125,206.11
  4. Step 4: Simplify right side
    227,180.87x = 39,253,187,875.33
  5. Step 5: Solve for x
    x = 39,253,187,875.33/227,180.87
  6. Step 6: Final answer
    x = 172,783.86

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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.