Home / 120,367.32-180,571.47-60,424.44

Finding the Fourth Proportional to 120,367.32, 180,571.47 and 60,424.44

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Solution

The fourth proportional to 120,367.32, 180,571.47 and 60,424.44 is: 90,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,367.32 : 180,571.47 = 60,424.44 : x
  2. Step 2: Convert to fraction form
    120,367.32/180,571.47 = 60,424.44/x
  3. Step 3: Cross multiply
    120,367.32x = 180,571.47 × 60,424.44
  4. Step 4: Simplify right side
    120,367.32x = 10,910,929,954.73
  5. Step 5: Solve for x
    x = 10,910,929,954.73/120,367.32
  6. Step 6: Final answer
    x = 90,646.95

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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.