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Finding the Fourth Proportional to 110,843.96, 166,295.52 and 39,773.76

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Solution

The fourth proportional to 110,843.96, 166,295.52 and 39,773.76 is: 59,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,843.96 : 166,295.52 = 39,773.76 : x
  2. Step 2: Convert to fraction form
    110,843.96/166,295.52 = 39,773.76/x
  3. Step 3: Cross multiply
    110,843.96x = 166,295.52 × 39,773.76
  4. Step 4: Simplify right side
    110,843.96x = 6,614,198,101.56
  5. Step 5: Solve for x
    x = 6,614,198,101.56/110,843.96
  6. Step 6: Final answer
    x = 59,671.25

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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.