Home / 49,789.52-68,663.39-36,339.47

Finding the Fourth Proportional to 49,789.52, 68,663.39 and 36,339.47

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Solution

The fourth proportional to 49,789.52, 68,663.39 and 36,339.47 is: 50,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,789.52 : 68,663.39 = 36,339.47 : x
  2. Step 2: Convert to fraction form
    49,789.52/68,663.39 = 36,339.47/x
  3. Step 3: Cross multiply
    49,789.52x = 68,663.39 × 36,339.47
  4. Step 4: Simplify right side
    49,789.52x = 2,495,190,675.99
  5. Step 5: Solve for x
    x = 2,495,190,675.99/49,789.52
  6. Step 6: Final answer
    x = 50,114.78

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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.