Home / 67,163.16-92,686.78-36,949.72

Finding the Fourth Proportional to 67,163.16, 92,686.78 and 36,949.72

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Solution

The fourth proportional to 67,163.16, 92,686.78 and 36,949.72 is: 50,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,163.16 : 92,686.78 = 36,949.72 : x
  2. Step 2: Convert to fraction form
    67,163.16/92,686.78 = 36,949.72/x
  3. Step 3: Cross multiply
    67,163.16x = 92,686.78 × 36,949.72
  4. Step 4: Simplify right side
    67,163.16x = 3,424,750,568.70
  5. Step 5: Solve for x
    x = 3,424,750,568.70/67,163.16
  6. Step 6: Final answer
    x = 50,991.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.