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Finding the Fourth Proportional to 168,821.82, 232,478.10 and 150,910.29

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Solution

The fourth proportional to 168,821.82, 232,478.10 and 150,910.29 is: 207,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,821.82 : 232,478.10 = 150,910.29 : x
  2. Step 2: Convert to fraction form
    168,821.82/232,478.10 = 150,910.29/x
  3. Step 3: Cross multiply
    168,821.82x = 232,478.10 × 150,910.29
  4. Step 4: Simplify right side
    168,821.82x = 35,083,337,489.65
  5. Step 5: Solve for x
    x = 35,083,337,489.65/168,821.82
  6. Step 6: Final answer
    x = 207,812.81

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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.