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Finding the Fourth Proportional to 110,626.70, 165,940.65 and 27,520.70

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Solution

The fourth proportional to 110,626.70, 165,940.65 and 27,520.70 is: 41,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,626.70 : 165,940.65 = 27,520.70 : x
  2. Step 2: Convert to fraction form
    110,626.70/165,940.65 = 27,520.70/x
  3. Step 3: Cross multiply
    110,626.70x = 165,940.65 × 27,520.70
  4. Step 4: Simplify right side
    110,626.70x = 4,566,802,846.46
  5. Step 5: Solve for x
    x = 4,566,802,846.46/110,626.70
  6. Step 6: Final answer
    x = 41,281.20

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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.