Home / 202,120.74-303,391.39-148,872.84

Finding the Fourth Proportional to 202,120.74, 303,391.39 and 148,872.84

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Solution

The fourth proportional to 202,120.74, 303,391.39 and 148,872.84 is: 223,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,120.74 : 303,391.39 = 148,872.84 : x
  2. Step 2: Convert to fraction form
    202,120.74/303,391.39 = 148,872.84/x
  3. Step 3: Cross multiply
    202,120.74x = 303,391.39 × 148,872.84
  4. Step 4: Simplify right side
    202,120.74x = 45,166,737,488.67
  5. Step 5: Solve for x
    x = 45,166,737,488.67/202,120.74
  6. Step 6: Final answer
    x = 223,464.14

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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.