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Finding the Fourth Proportional to 127,337.78, 191,006.48 and 33,843.54

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Solution

The fourth proportional to 127,337.78, 191,006.48 and 33,843.54 is: 50,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,337.78 : 191,006.48 = 33,843.54 : x
  2. Step 2: Convert to fraction form
    127,337.78/191,006.48 = 33,843.54/x
  3. Step 3: Cross multiply
    127,337.78x = 191,006.48 × 33,843.54
  4. Step 4: Simplify right side
    127,337.78x = 6,464,335,446.14
  5. Step 5: Solve for x
    x = 6,464,335,446.14/127,337.78
  6. Step 6: Final answer
    x = 50,765.26

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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.