Home / 63,990-95,983.92-52,792.56

Finding the Fourth Proportional to 63,990, 95,983.92 and 52,792.56

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Solution

The fourth proportional to 63,990, 95,983.92 and 52,792.56 is: 79,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,990 : 95,983.92 = 52,792.56 : x
  2. Step 2: Convert to fraction form
    63,990/95,983.92 = 52,792.56/x
  3. Step 3: Cross multiply
    63,990x = 95,983.92 × 52,792.56
  4. Step 4: Simplify right side
    63,990x = 5,067,236,855.64
  5. Step 5: Solve for x
    x = 5,067,236,855.64/63,990
  6. Step 6: Final answer
    x = 79,187.95

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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.