Home / 195,033.60-292,723.20-100,330.56

Finding the Fourth Proportional to 195,033.60, 292,723.20 and 100,330.56

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Solution

The fourth proportional to 195,033.60, 292,723.20 and 100,330.56 is: 150,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,033.60 : 292,723.20 = 100,330.56 : x
  2. Step 2: Convert to fraction form
    195,033.60/292,723.20 = 100,330.56/x
  3. Step 3: Cross multiply
    195,033.60x = 292,723.20 × 100,330.56
  4. Step 4: Simplify right side
    195,033.60x = 29,369,082,580.99
  5. Step 5: Solve for x
    x = 29,369,082,580.99/195,033.60
  6. Step 6: Final answer
    x = 150,584.73

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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.