Home / 74,322.39-111,500.62-32,209.54

Finding the Fourth Proportional to 74,322.39, 111,500.62 and 32,209.54

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Solution

The fourth proportional to 74,322.39, 111,500.62 and 32,209.54 is: 48,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,322.39 : 111,500.62 = 32,209.54 : x
  2. Step 2: Convert to fraction form
    74,322.39/111,500.62 = 32,209.54/x
  3. Step 3: Cross multiply
    74,322.39x = 111,500.62 × 32,209.54
  4. Step 4: Simplify right side
    74,322.39x = 3,591,383,878.14
  5. Step 5: Solve for x
    x = 3,591,383,878.14/74,322.39
  6. Step 6: Final answer
    x = 48,321.69

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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.