Home / 120,974.70-181,450.32-36,735.59

Finding the Fourth Proportional to 120,974.70, 181,450.32 and 36,735.59

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Solution

The fourth proportional to 120,974.70, 181,450.32 and 36,735.59 is: 55,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,974.70 : 181,450.32 = 36,735.59 : x
  2. Step 2: Convert to fraction form
    120,974.70/181,450.32 = 36,735.59/x
  3. Step 3: Cross multiply
    120,974.70x = 181,450.32 × 36,735.59
  4. Step 4: Simplify right side
    120,974.70x = 6,665,684,560.89
  5. Step 5: Solve for x
    x = 6,665,684,560.89/120,974.70
  6. Step 6: Final answer
    x = 55,099.82

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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.