Home / 89,794.23-123,923.43-49,515.90

Finding the Fourth Proportional to 89,794.23, 123,923.43 and 49,515.90

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Solution

The fourth proportional to 89,794.23, 123,923.43 and 49,515.90 is: 68,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,794.23 : 123,923.43 = 49,515.90 : x
  2. Step 2: Convert to fraction form
    89,794.23/123,923.43 = 49,515.90/x
  3. Step 3: Cross multiply
    89,794.23x = 123,923.43 × 49,515.90
  4. Step 4: Simplify right side
    89,794.23x = 6,136,180,167.54
  5. Step 5: Solve for x
    x = 6,136,180,167.54/89,794.23
  6. Step 6: Final answer
    x = 68,336.02

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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.