Home / 89,452.49-123,447.26-49,169.37

Finding the Fourth Proportional to 89,452.49, 123,447.26 and 49,169.37

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Solution

The fourth proportional to 89,452.49, 123,447.26 and 49,169.37 is: 67,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,452.49 : 123,447.26 = 49,169.37 : x
  2. Step 2: Convert to fraction form
    89,452.49/123,447.26 = 49,169.37/x
  3. Step 3: Cross multiply
    89,452.49x = 123,447.26 × 49,169.37
  4. Step 4: Simplify right side
    89,452.49x = 6,069,824,125.35
  5. Step 5: Solve for x
    x = 6,069,824,125.35/89,452.49
  6. Step 6: Final answer
    x = 67,855.28

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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.