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Finding the Fourth Proportional to 110,653.90, 165,940.35 and 35,793.70

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Solution

The fourth proportional to 110,653.90, 165,940.35 and 35,793.70 is: 53,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,653.90 : 165,940.35 = 35,793.70 : x
  2. Step 2: Convert to fraction form
    110,653.90/165,940.35 = 35,793.70/x
  3. Step 3: Cross multiply
    110,653.90x = 165,940.35 × 35,793.70
  4. Step 4: Simplify right side
    110,653.90x = 5,939,619,105.80
  5. Step 5: Solve for x
    x = 5,939,619,105.80/110,653.90
  6. Step 6: Final answer
    x = 53,677.45

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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.