Home / 69,701.10-104,551.65-50,163.90

Finding the Fourth Proportional to 69,701.10, 104,551.65 and 50,163.90

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Solution

The fourth proportional to 69,701.10, 104,551.65 and 50,163.90 is: 75,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.10 : 104,551.65 = 50,163.90 : x
  2. Step 2: Convert to fraction form
    69,701.10/104,551.65 = 50,163.90/x
  3. Step 3: Cross multiply
    69,701.10x = 104,551.65 × 50,163.90
  4. Step 4: Simplify right side
    69,701.10x = 5,244,718,515.44
  5. Step 5: Solve for x
    x = 5,244,718,515.44/69,701.10
  6. Step 6: Final answer
    x = 75,245.85

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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.