Home / 89,964.24-124,149.24-49,677

Finding the Fourth Proportional to 89,964.24, 124,149.24 and 49,677

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Solution

The fourth proportional to 89,964.24, 124,149.24 and 49,677 is: 68,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,964.24 : 124,149.24 = 49,677 : x
  2. Step 2: Convert to fraction form
    89,964.24/124,149.24 = 49,677/x
  3. Step 3: Cross multiply
    89,964.24x = 124,149.24 × 49,677
  4. Step 4: Simplify right side
    89,964.24x = 6,167,361,795.48
  5. Step 5: Solve for x
    x = 6,167,361,795.48/89,964.24
  6. Step 6: Final answer
    x = 68,553.48

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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.