Home / 87,410.88-131,006.34-37,431.90

Finding the Fourth Proportional to 87,410.88, 131,006.34 and 37,431.90

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Solution

The fourth proportional to 87,410.88, 131,006.34 and 37,431.90 is: 56,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410.88 : 131,006.34 = 37,431.90 : x
  2. Step 2: Convert to fraction form
    87,410.88/131,006.34 = 37,431.90/x
  3. Step 3: Cross multiply
    87,410.88x = 131,006.34 × 37,431.90
  4. Step 4: Simplify right side
    87,410.88x = 4,903,816,218.25
  5. Step 5: Solve for x
    x = 4,903,816,218.25/87,410.88
  6. Step 6: Final answer
    x = 56,100.75

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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.