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Finding the Fourth Proportional to 168,472.34, 232,394.37 and 108,856.34

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Solution

The fourth proportional to 168,472.34, 232,394.37 and 108,856.34 is: 150,158.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,472.34 : 232,394.37 = 108,856.34 : x
  2. Step 2: Convert to fraction form
    168,472.34/232,394.37 = 108,856.34/x
  3. Step 3: Cross multiply
    168,472.34x = 232,394.37 × 108,856.34
  4. Step 4: Simplify right side
    168,472.34x = 25,297,600,554.81
  5. Step 5: Solve for x
    x = 25,297,600,554.81/168,472.34
  6. Step 6: Final answer
    x = 150,158.78

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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.