Home / 110,600.20-165,900.30-102,046.60

Finding the Fourth Proportional to 110,600.20, 165,900.30 and 102,046.60

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Solution

The fourth proportional to 110,600.20, 165,900.30 and 102,046.60 is: 153,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,600.20 : 165,900.30 = 102,046.60 : x
  2. Step 2: Convert to fraction form
    110,600.20/165,900.30 = 102,046.60/x
  3. Step 3: Cross multiply
    110,600.20x = 165,900.30 × 102,046.60
  4. Step 4: Simplify right side
    110,600.20x = 16,929,561,553.98
  5. Step 5: Solve for x
    x = 16,929,561,553.98/110,600.20
  6. Step 6: Final answer
    x = 153,069.90

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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.