Home / 89,247.75-123,163.52-48,963.57

Finding the Fourth Proportional to 89,247.75, 123,163.52 and 48,963.57

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Solution

The fourth proportional to 89,247.75, 123,163.52 and 48,963.57 is: 67,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.75 : 123,163.52 = 48,963.57 : x
  2. Step 2: Convert to fraction form
    89,247.75/123,163.52 = 48,963.57/x
  3. Step 3: Cross multiply
    89,247.75x = 123,163.52 × 48,963.57
  4. Step 4: Simplify right side
    89,247.75x = 6,030,525,388.15
  5. Step 5: Solve for x
    x = 6,030,525,388.15/89,247.75
  6. Step 6: Final answer
    x = 67,570.62

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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.