Home / 221,246.20-332,042.10-102,932.20

Finding the Fourth Proportional to 221,246.20, 332,042.10 and 102,932.20

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Solution

The fourth proportional to 221,246.20, 332,042.10 and 102,932.20 is: 154,478.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,246.20 : 332,042.10 = 102,932.20 : x
  2. Step 2: Convert to fraction form
    221,246.20/332,042.10 = 102,932.20/x
  3. Step 3: Cross multiply
    221,246.20x = 332,042.10 × 102,932.20
  4. Step 4: Simplify right side
    221,246.20x = 34,177,823,845.62
  5. Step 5: Solve for x
    x = 34,177,823,845.62/221,246.20
  6. Step 6: Final answer
    x = 154,478.69

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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.