Home / 165,589.56-248,425.86-65,716.77

Finding the Fourth Proportional to 165,589.56, 248,425.86 and 65,716.77

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Solution

The fourth proportional to 165,589.56, 248,425.86 and 65,716.77 is: 98,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,589.56 : 248,425.86 = 65,716.77 : x
  2. Step 2: Convert to fraction form
    165,589.56/248,425.86 = 65,716.77/x
  3. Step 3: Cross multiply
    165,589.56x = 248,425.86 × 65,716.77
  4. Step 4: Simplify right side
    165,589.56x = 16,325,745,103.67
  5. Step 5: Solve for x
    x = 16,325,745,103.67/165,589.56
  6. Step 6: Final answer
    x = 98,591.63

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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.