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Finding the Fourth Proportional to 170,080.60, 254,829.30 and 110,885.80

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Solution

The fourth proportional to 170,080.60, 254,829.30 and 110,885.80 is: 166,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,080.60 : 254,829.30 = 110,885.80 : x
  2. Step 2: Convert to fraction form
    170,080.60/254,829.30 = 110,885.80/x
  3. Step 3: Cross multiply
    170,080.60x = 254,829.30 × 110,885.80
  4. Step 4: Simplify right side
    170,080.60x = 28,256,950,793.94
  5. Step 5: Solve for x
    x = 28,256,950,793.94/170,080.60
  6. Step 6: Final answer
    x = 166,138.59

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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.