Home / 80,923.44-121,423.68-36,563.76

Finding the Fourth Proportional to 80,923.44, 121,423.68 and 36,563.76

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Solution

The fourth proportional to 80,923.44, 121,423.68 and 36,563.76 is: 54,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,923.44 : 121,423.68 = 36,563.76 : x
  2. Step 2: Convert to fraction form
    80,923.44/121,423.68 = 36,563.76/x
  3. Step 3: Cross multiply
    80,923.44x = 121,423.68 × 36,563.76
  4. Step 4: Simplify right side
    80,923.44x = 4,439,706,293.84
  5. Step 5: Solve for x
    x = 4,439,706,293.84/80,923.44
  6. Step 6: Final answer
    x = 54,863.04

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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.