Home / 87,900.84-131,629.50-58,229.16

Finding the Fourth Proportional to 87,900.84, 131,629.50 and 58,229.16

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Solution

The fourth proportional to 87,900.84, 131,629.50 and 58,229.16 is: 87,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,900.84 : 131,629.50 = 58,229.16 : x
  2. Step 2: Convert to fraction form
    87,900.84/131,629.50 = 58,229.16/x
  3. Step 3: Cross multiply
    87,900.84x = 131,629.50 × 58,229.16
  4. Step 4: Simplify right side
    87,900.84x = 7,664,675,216.22
  5. Step 5: Solve for x
    x = 7,664,675,216.22/87,900.84
  6. Step 6: Final answer
    x = 87,196.84

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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.