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Finding the Fourth Proportional to 111,210.93, 166,819.14 and 32,325.84

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Solution

The fourth proportional to 111,210.93, 166,819.14 and 32,325.84 is: 48,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,210.93 : 166,819.14 = 32,325.84 : x
  2. Step 2: Convert to fraction form
    111,210.93/166,819.14 = 32,325.84/x
  3. Step 3: Cross multiply
    111,210.93x = 166,819.14 × 32,325.84
  4. Step 4: Simplify right side
    111,210.93x = 5,392,568,828.58
  5. Step 5: Solve for x
    x = 5,392,568,828.58/111,210.93
  6. Step 6: Final answer
    x = 48,489.56

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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.