Home / 49,579.52-68,353.64-39,404.52

Finding the Fourth Proportional to 49,579.52, 68,353.64 and 39,404.52

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Solution

The fourth proportional to 49,579.52, 68,353.64 and 39,404.52 is: 54,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579.52 : 68,353.64 = 39,404.52 : x
  2. Step 2: Convert to fraction form
    49,579.52/68,353.64 = 39,404.52/x
  3. Step 3: Cross multiply
    49,579.52x = 68,353.64 × 39,404.52
  4. Step 4: Simplify right side
    49,579.52x = 2,693,442,177.43
  5. Step 5: Solve for x
    x = 2,693,442,177.43/49,579.52
  6. Step 6: Final answer
    x = 54,325.71

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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.