Home / 87,008.87-130,537.80-33,716.94

Finding the Fourth Proportional to 87,008.87, 130,537.80 and 33,716.94

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Solution

The fourth proportional to 87,008.87, 130,537.80 and 33,716.94 is: 50,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,008.87 : 130,537.80 = 33,716.94 : x
  2. Step 2: Convert to fraction form
    87,008.87/130,537.80 = 33,716.94/x
  3. Step 3: Cross multiply
    87,008.87x = 130,537.80 × 33,716.94
  4. Step 4: Simplify right side
    87,008.87x = 4,401,335,170.33
  5. Step 5: Solve for x
    x = 4,401,335,170.33/87,008.87
  6. Step 6: Final answer
    x = 50,584.91

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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.