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Finding the Fourth Proportional to 110,793.59, 165,942.52 and 51,540.47

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Solution

The fourth proportional to 110,793.59, 165,942.52 and 51,540.47 is: 77,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,793.59 : 165,942.52 = 51,540.47 : x
  2. Step 2: Convert to fraction form
    110,793.59/165,942.52 = 51,540.47/x
  3. Step 3: Cross multiply
    110,793.59x = 165,942.52 × 51,540.47
  4. Step 4: Simplify right side
    110,793.59x = 8,552,754,515.22
  5. Step 5: Solve for x
    x = 8,552,754,515.22/110,793.59
  6. Step 6: Final answer
    x = 77,195.39

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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.