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Finding the Fourth Proportional to 112,251.88, 168,405.56 and 33,365.77

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Solution

The fourth proportional to 112,251.88, 168,405.56 and 33,365.77 is: 50,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,251.88 : 168,405.56 = 33,365.77 : x
  2. Step 2: Convert to fraction form
    112,251.88/168,405.56 = 33,365.77/x
  3. Step 3: Cross multiply
    112,251.88x = 168,405.56 × 33,365.77
  4. Step 4: Simplify right side
    112,251.88x = 5,618,981,181.68
  5. Step 5: Solve for x
    x = 5,618,981,181.68/112,251.88
  6. Step 6: Final answer
    x = 50,056.90

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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.