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Finding the Fourth Proportional to 83,676.44, 125,539.22 and 33,730.88

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Solution

The fourth proportional to 83,676.44, 125,539.22 and 33,730.88 is: 50,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,676.44 : 125,539.22 = 33,730.88 : x
  2. Step 2: Convert to fraction form
    83,676.44/125,539.22 = 33,730.88/x
  3. Step 3: Cross multiply
    83,676.44x = 125,539.22 × 33,730.88
  4. Step 4: Simplify right side
    83,676.44x = 4,234,548,365.11
  5. Step 5: Solve for x
    x = 4,234,548,365.11/83,676.44
  6. Step 6: Final answer
    x = 50,606.22

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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.