Home / 169,789.92-234,308.40-94,336.80

Finding the Fourth Proportional to 169,789.92, 234,308.40 and 94,336.80

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Solution

The fourth proportional to 169,789.92, 234,308.40 and 94,336.80 is: 130,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,789.92 : 234,308.40 = 94,336.80 : x
  2. Step 2: Convert to fraction form
    169,789.92/234,308.40 = 94,336.80/x
  3. Step 3: Cross multiply
    169,789.92x = 234,308.40 × 94,336.80
  4. Step 4: Simplify right side
    169,789.92x = 22,103,904,669.12
  5. Step 5: Solve for x
    x = 22,103,904,669.12/169,789.92
  6. Step 6: Final answer
    x = 130,183.85

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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.