Home / 168,630.96-232,819.23-108,227.64

Finding the Fourth Proportional to 168,630.96, 232,819.23 and 108,227.64

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Solution

The fourth proportional to 168,630.96, 232,819.23 and 108,227.64 is: 149,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,630.96 : 232,819.23 = 108,227.64 : x
  2. Step 2: Convert to fraction form
    168,630.96/232,819.23 = 108,227.64/x
  3. Step 3: Cross multiply
    168,630.96x = 232,819.23 × 108,227.64
  4. Step 4: Simplify right side
    168,630.96x = 25,197,475,809.52
  5. Step 5: Solve for x
    x = 25,197,475,809.52/168,630.96
  6. Step 6: Final answer
    x = 149,423.78

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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.