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Finding the Fourth Proportional to 110,766.05, 166,149.08 and 54,633.05

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Solution

The fourth proportional to 110,766.05, 166,149.08 and 54,633.05 is: 81,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,766.05 : 166,149.08 = 54,633.05 : x
  2. Step 2: Convert to fraction form
    110,766.05/166,149.08 = 54,633.05/x
  3. Step 3: Cross multiply
    110,766.05x = 166,149.08 × 54,633.05
  4. Step 4: Simplify right side
    110,766.05x = 9,077,230,721.93
  5. Step 5: Solve for x
    x = 9,077,230,721.93/110,766.05
  6. Step 6: Final answer
    x = 81,949.58

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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.