Home / 227,095.57-313,390.38-125,118.73

Finding the Fourth Proportional to 227,095.57, 313,390.38 and 125,118.73

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Solution

The fourth proportional to 227,095.57, 313,390.38 and 125,118.73 is: 172,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,095.57 : 313,390.38 = 125,118.73 : x
  2. Step 2: Convert to fraction form
    227,095.57/313,390.38 = 125,118.73/x
  3. Step 3: Cross multiply
    227,095.57x = 313,390.38 × 125,118.73
  4. Step 4: Simplify right side
    227,095.57x = 39,211,004,910.09
  5. Step 5: Solve for x
    x = 39,211,004,910.09/227,095.57
  6. Step 6: Final answer
    x = 172,663.01

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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.