Home / 120,162.03-180,199.94-35,906.49

Finding the Fourth Proportional to 120,162.03, 180,199.94 and 35,906.49

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Solution

The fourth proportional to 120,162.03, 180,199.94 and 35,906.49 is: 53,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,162.03 : 180,199.94 = 35,906.49 : x
  2. Step 2: Convert to fraction form
    120,162.03/180,199.94 = 35,906.49/x
  3. Step 3: Cross multiply
    120,162.03x = 180,199.94 × 35,906.49
  4. Step 4: Simplify right side
    120,162.03x = 6,470,347,366.05
  5. Step 5: Solve for x
    x = 6,470,347,366.05/120,162.03
  6. Step 6: Final answer
    x = 53,846.85

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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.