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Finding the Fourth Proportional to 168,213.92, 252,363.47 and 55,894.73

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Solution

The fourth proportional to 168,213.92, 252,363.47 and 55,894.73 is: 83,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,213.92 : 252,363.47 = 55,894.73 : x
  2. Step 2: Convert to fraction form
    168,213.92/252,363.47 = 55,894.73/x
  3. Step 3: Cross multiply
    168,213.92x = 252,363.47 × 55,894.73
  4. Step 4: Simplify right side
    168,213.92x = 14,105,786,476.22
  5. Step 5: Solve for x
    x = 14,105,786,476.22/168,213.92
  6. Step 6: Final answer
    x = 83,856.24

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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.