Home / 191,229.12-263,891.52-110,645.46

Finding the Fourth Proportional to 191,229.12, 263,891.52 and 110,645.46

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Solution

The fourth proportional to 191,229.12, 263,891.52 and 110,645.46 is: 152,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,229.12 : 263,891.52 = 110,645.46 : x
  2. Step 2: Convert to fraction form
    191,229.12/263,891.52 = 110,645.46/x
  3. Step 3: Cross multiply
    191,229.12x = 263,891.52 × 110,645.46
  4. Step 4: Simplify right side
    191,229.12x = 29,198,398,620.50
  5. Step 5: Solve for x
    x = 29,198,398,620.50/191,229.12
  6. Step 6: Final answer
    x = 152,688.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.