Home / 87,633.24-131,513.24-35,057.40

Finding the Fourth Proportional to 87,633.24, 131,513.24 and 35,057.40

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Solution

The fourth proportional to 87,633.24, 131,513.24 and 35,057.40 is: 52,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,633.24 : 131,513.24 = 35,057.40 : x
  2. Step 2: Convert to fraction form
    87,633.24/131,513.24 = 35,057.40/x
  3. Step 3: Cross multiply
    87,633.24x = 131,513.24 × 35,057.40
  4. Step 4: Simplify right side
    87,633.24x = 4,610,512,259.98
  5. Step 5: Solve for x
    x = 4,610,512,259.98/87,633.24
  6. Step 6: Final answer
    x = 52,611.45

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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.