Home / 80,255.92-120,383.58-24,095.78

Finding the Fourth Proportional to 80,255.92, 120,383.58 and 24,095.78

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Solution

The fourth proportional to 80,255.92, 120,383.58 and 24,095.78 is: 36,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,255.92 : 120,383.58 = 24,095.78 : x
  2. Step 2: Convert to fraction form
    80,255.92/120,383.58 = 24,095.78/x
  3. Step 3: Cross multiply
    80,255.92x = 120,383.58 × 24,095.78
  4. Step 4: Simplify right side
    80,255.92x = 2,900,736,259.29
  5. Step 5: Solve for x
    x = 2,900,736,259.29/80,255.92
  6. Step 6: Final answer
    x = 36,143.58

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1.5x scale

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.