Home / 80,974.94-121,479.81-24,818.92

Finding the Fourth Proportional to 80,974.94, 121,479.81 and 24,818.92

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Solution

The fourth proportional to 80,974.94, 121,479.81 and 24,818.92 is: 37,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,974.94 : 121,479.81 = 24,818.92 : x
  2. Step 2: Convert to fraction form
    80,974.94/121,479.81 = 24,818.92/x
  3. Step 3: Cross multiply
    80,974.94x = 121,479.81 × 24,818.92
  4. Step 4: Simplify right side
    80,974.94x = 3,014,997,289.23
  5. Step 5: Solve for x
    x = 3,014,997,289.23/80,974.94
  6. Step 6: Final answer
    x = 37,233.71

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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.