Home / 325,660.20-488,568.06-136,014.90

Finding the Fourth Proportional to 325,660.20, 488,568.06 and 136,014.90

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Solution

The fourth proportional to 325,660.20, 488,568.06 and 136,014.90 is: 204,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,660.20 : 488,568.06 = 136,014.90 : x
  2. Step 2: Convert to fraction form
    325,660.20/488,568.06 = 136,014.90/x
  3. Step 3: Cross multiply
    325,660.20x = 488,568.06 × 136,014.90
  4. Step 4: Simplify right side
    325,660.20x = 66,452,535,824.09
  5. Step 5: Solve for x
    x = 66,452,535,824.09/325,660.20
  6. Step 6: Final answer
    x = 204,054.83

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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.