Home / 80,826.78-121,237.26-24,664.62

Finding the Fourth Proportional to 80,826.78, 121,237.26 and 24,664.62

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Solution

The fourth proportional to 80,826.78, 121,237.26 and 24,664.62 is: 36,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,826.78 : 121,237.26 = 24,664.62 : x
  2. Step 2: Convert to fraction form
    80,826.78/121,237.26 = 24,664.62/x
  3. Step 3: Cross multiply
    80,826.78x = 121,237.26 × 24,664.62
  4. Step 4: Simplify right side
    80,826.78x = 2,990,270,947.74
  5. Step 5: Solve for x
    x = 2,990,270,947.74/80,826.78
  6. Step 6: Final answer
    x = 36,996.04

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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.