Home / 23,979.92-35,973.16-8,180.70

Finding the Fourth Proportional to 23,979.92, 35,973.16 and 8,180.70

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Solution

The fourth proportional to 23,979.92, 35,973.16 and 8,180.70 is: 12,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.92 : 35,973.16 = 8,180.70 : x
  2. Step 2: Convert to fraction form
    23,979.92/35,973.16 = 8,180.70/x
  3. Step 3: Cross multiply
    23,979.92x = 35,973.16 × 8,180.70
  4. Step 4: Simplify right side
    23,979.92x = 294,285,781.52
  5. Step 5: Solve for x
    x = 294,285,781.52/23,979.92
  6. Step 6: Final answer
    x = 12,272.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.