Home / 87,447.44-131,114.64-47,993.96

Finding the Fourth Proportional to 87,447.44, 131,114.64 and 47,993.96

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Solution

The fourth proportional to 87,447.44, 131,114.64 and 47,993.96 is: 71,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,447.44 : 131,114.64 = 47,993.96 : x
  2. Step 2: Convert to fraction form
    87,447.44/131,114.64 = 47,993.96/x
  3. Step 3: Cross multiply
    87,447.44x = 131,114.64 × 47,993.96
  4. Step 4: Simplify right side
    87,447.44x = 6,292,710,787.57
  5. Step 5: Solve for x
    x = 6,292,710,787.57/87,447.44
  6. Step 6: Final answer
    x = 71,959.92

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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.