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Finding the Fourth Proportional to 32,358.91, 48,529.46 and 20,494.89

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Solution

The fourth proportional to 32,358.91, 48,529.46 and 20,494.89 is: 30,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,358.91 : 48,529.46 = 20,494.89 : x
  2. Step 2: Convert to fraction form
    32,358.91/48,529.46 = 20,494.89/x
  3. Step 3: Cross multiply
    32,358.91x = 48,529.46 × 20,494.89
  4. Step 4: Simplify right side
    32,358.91x = 994,605,944.46
  5. Step 5: Solve for x
    x = 994,605,944.46/32,358.91
  6. Step 6: Final answer
    x = 30,736.69

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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.