Home / 89,727.27-123,829.16-49,441.03

Finding the Fourth Proportional to 89,727.27, 123,829.16 and 49,441.03

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Solution

The fourth proportional to 89,727.27, 123,829.16 and 49,441.03 is: 68,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,727.27 : 123,829.16 = 49,441.03 : x
  2. Step 2: Convert to fraction form
    89,727.27/123,829.16 = 49,441.03/x
  3. Step 3: Cross multiply
    89,727.27x = 123,829.16 × 49,441.03
  4. Step 4: Simplify right side
    89,727.27x = 6,122,240,595.29
  5. Step 5: Solve for x
    x = 6,122,240,595.29/89,727.27
  6. Step 6: Final answer
    x = 68,231.66

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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.