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Finding the Fourth Proportional to 221,324.80, 332,092.23 and 114,688.82

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Solution

The fourth proportional to 221,324.80, 332,092.23 and 114,688.82 is: 172,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,324.80 : 332,092.23 = 114,688.82 : x
  2. Step 2: Convert to fraction form
    221,324.80/332,092.23 = 114,688.82/x
  3. Step 3: Cross multiply
    221,324.80x = 332,092.23 × 114,688.82
  4. Step 4: Simplify right side
    221,324.80x = 38,087,267,179.58
  5. Step 5: Solve for x
    x = 38,087,267,179.58/221,324.80
  6. Step 6: Final answer
    x = 172,087.66

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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.