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Finding the Fourth Proportional to 110,080.56, 165,120.78 and 26,974.56

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Solution

The fourth proportional to 110,080.56, 165,120.78 and 26,974.56 is: 40,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,080.56 : 165,120.78 = 26,974.56 : x
  2. Step 2: Convert to fraction form
    110,080.56/165,120.78 = 26,974.56/x
  3. Step 3: Cross multiply
    110,080.56x = 165,120.78 × 26,974.56
  4. Step 4: Simplify right side
    110,080.56x = 4,454,060,387.36
  5. Step 5: Solve for x
    x = 4,454,060,387.36/110,080.56
  6. Step 6: Final answer
    x = 40,461.83

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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.