Home / 110,636.82-165,976.29-40,519.98

Finding the Fourth Proportional to 110,636.82, 165,976.29 and 40,519.98

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Solution

The fourth proportional to 110,636.82, 165,976.29 and 40,519.98 is: 60,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,636.82 : 165,976.29 = 40,519.98 : x
  2. Step 2: Convert to fraction form
    110,636.82/165,976.29 = 40,519.98/x
  3. Step 3: Cross multiply
    110,636.82x = 165,976.29 × 40,519.98
  4. Step 4: Simplify right side
    110,636.82x = 6,725,355,951.27
  5. Step 5: Solve for x
    x = 6,725,355,951.27/110,636.82
  6. Step 6: Final answer
    x = 60,787.68

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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.