Home / 226,129.83-338,795.61-137,202.76

Finding the Fourth Proportional to 226,129.83, 338,795.61 and 137,202.76

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Solution

The fourth proportional to 226,129.83, 338,795.61 and 137,202.76 is: 205,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,129.83 : 338,795.61 = 137,202.76 : x
  2. Step 2: Convert to fraction form
    226,129.83/338,795.61 = 137,202.76/x
  3. Step 3: Cross multiply
    226,129.83x = 338,795.61 × 137,202.76
  4. Step 4: Simplify right side
    226,129.83x = 46,483,692,767.88
  5. Step 5: Solve for x
    x = 46,483,692,767.88/226,129.83
  6. Step 6: Final answer
    x = 205,561.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.