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Finding the Fourth Proportional to 226,042.44, 311,942.53 and 124,077.44

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Solution

The fourth proportional to 226,042.44, 311,942.53 and 124,077.44 is: 171,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,042.44 : 311,942.53 = 124,077.44 : x
  2. Step 2: Convert to fraction form
    226,042.44/311,942.53 = 124,077.44/x
  3. Step 3: Cross multiply
    226,042.44x = 311,942.53 × 124,077.44
  4. Step 4: Simplify right side
    226,042.44x = 38,705,029,929.14
  5. Step 5: Solve for x
    x = 38,705,029,929.14/226,042.44
  6. Step 6: Final answer
    x = 171,229.04

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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.