Home / 89,584.13-123,623.49-49,297.88

Finding the Fourth Proportional to 89,584.13, 123,623.49 and 49,297.88

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Solution

The fourth proportional to 89,584.13, 123,623.49 and 49,297.88 is: 68,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,584.13 : 123,623.49 = 49,297.88 : x
  2. Step 2: Convert to fraction form
    89,584.13/123,623.49 = 49,297.88/x
  3. Step 3: Cross multiply
    89,584.13x = 123,623.49 × 49,297.88
  4. Step 4: Simplify right side
    89,584.13x = 6,094,375,975.20
  5. Step 5: Solve for x
    x = 6,094,375,975.20/89,584.13
  6. Step 6: Final answer
    x = 68,029.64

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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.