Home / 87,419.25-131,114.25-24,245.82

Finding the Fourth Proportional to 87,419.25, 131,114.25 and 24,245.82

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Solution

The fourth proportional to 87,419.25, 131,114.25 and 24,245.82 is: 36,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,419.25 : 131,114.25 = 24,245.82 : x
  2. Step 2: Convert to fraction form
    87,419.25/131,114.25 = 24,245.82/x
  3. Step 3: Cross multiply
    87,419.25x = 131,114.25 × 24,245.82
  4. Step 4: Simplify right side
    87,419.25x = 3,178,972,504.94
  5. Step 5: Solve for x
    x = 3,178,972,504.94/87,419.25
  6. Step 6: Final answer
    x = 36,364.67

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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.