Home / 87,825.25-131,741.52-25,495.75

Finding the Fourth Proportional to 87,825.25, 131,741.52 and 25,495.75

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Solution

The fourth proportional to 87,825.25, 131,741.52 and 25,495.75 is: 38,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,825.25 : 131,741.52 = 25,495.75 : x
  2. Step 2: Convert to fraction form
    87,825.25/131,741.52 = 25,495.75/x
  3. Step 3: Cross multiply
    87,825.25x = 131,741.52 × 25,495.75
  4. Step 4: Simplify right side
    87,825.25x = 3,358,848,858.54
  5. Step 5: Solve for x
    x = 3,358,848,858.54/87,825.25
  6. Step 6: Final answer
    x = 38,244.68

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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.