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Finding the Fourth Proportional to 188,843.88, 283,440.78 and 95,415.24

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Solution

The fourth proportional to 188,843.88, 283,440.78 and 95,415.24 is: 143,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,843.88 : 283,440.78 = 95,415.24 : x
  2. Step 2: Convert to fraction form
    188,843.88/283,440.78 = 95,415.24/x
  3. Step 3: Cross multiply
    188,843.88x = 283,440.78 × 95,415.24
  4. Step 4: Simplify right side
    188,843.88x = 27,044,570,049.49
  5. Step 5: Solve for x
    x = 27,044,570,049.49/188,843.88
  6. Step 6: Final answer
    x = 143,211.26

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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.