Home / 226,105.54-338,714.94-131,136.28

Finding the Fourth Proportional to 226,105.54, 338,714.94 and 131,136.28

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Solution

The fourth proportional to 226,105.54, 338,714.94 and 131,136.28 is: 196,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,105.54 : 338,714.94 = 131,136.28 : x
  2. Step 2: Convert to fraction form
    226,105.54/338,714.94 = 131,136.28/x
  3. Step 3: Cross multiply
    226,105.54x = 338,714.94 × 131,136.28
  4. Step 4: Simplify right side
    226,105.54x = 44,417,817,212.02
  5. Step 5: Solve for x
    x = 44,417,817,212.02/226,105.54
  6. Step 6: Final answer
    x = 196,447.28

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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.