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Finding the Fourth Proportional to 110,286.07, 165,429.10 and 27,180.07

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Solution

The fourth proportional to 110,286.07, 165,429.10 and 27,180.07 is: 40,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,286.07 : 165,429.10 = 27,180.07 : x
  2. Step 2: Convert to fraction form
    110,286.07/165,429.10 = 27,180.07/x
  3. Step 3: Cross multiply
    110,286.07x = 165,429.10 × 27,180.07
  4. Step 4: Simplify right side
    110,286.07x = 4,496,373,690.89
  5. Step 5: Solve for x
    x = 4,496,373,690.89/110,286.07
  6. Step 6: Final answer
    x = 40,770.10

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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.