Home / 49,669.12-68,553.12-28,462.60

Finding the Fourth Proportional to 49,669.12, 68,553.12 and 28,462.60

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Solution

The fourth proportional to 49,669.12, 68,553.12 and 28,462.60 is: 39,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,669.12 : 68,553.12 = 28,462.60 : x
  2. Step 2: Convert to fraction form
    49,669.12/68,553.12 = 28,462.60/x
  3. Step 3: Cross multiply
    49,669.12x = 68,553.12 × 28,462.60
  4. Step 4: Simplify right side
    49,669.12x = 1,951,200,033.31
  5. Step 5: Solve for x
    x = 1,951,200,033.31/49,669.12
  6. Step 6: Final answer
    x = 39,283.97

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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.