Home / 87,880.64-131,843.44-25,551.14

Finding the Fourth Proportional to 87,880.64, 131,843.44 and 25,551.14

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Solution

The fourth proportional to 87,880.64, 131,843.44 and 25,551.14 is: 38,333.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,880.64 : 131,843.44 = 25,551.14 : x
  2. Step 2: Convert to fraction form
    87,880.64/131,843.44 = 25,551.14/x
  3. Step 3: Cross multiply
    87,880.64x = 131,843.44 × 25,551.14
  4. Step 4: Simplify right side
    87,880.64x = 3,368,750,459.25
  5. Step 5: Solve for x
    x = 3,368,750,459.25/87,880.64
  6. Step 6: Final answer
    x = 38,333.25

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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.