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Finding the Fourth Proportional to 127,797.83, 191,782.07 and 44,691.83

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Solution

The fourth proportional to 127,797.83, 191,782.07 and 44,691.83 is: 67,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,797.83 : 191,782.07 = 44,691.83 : x
  2. Step 2: Convert to fraction form
    127,797.83/191,782.07 = 44,691.83/x
  3. Step 3: Cross multiply
    127,797.83x = 191,782.07 × 44,691.83
  4. Step 4: Simplify right side
    127,797.83x = 8,571,091,669.49
  5. Step 5: Solve for x
    x = 8,571,091,669.49/127,797.83
  6. Step 6: Final answer
    x = 67,067.58

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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.