Home / 193,147.20-289,760.04-66,792.24

Finding the Fourth Proportional to 193,147.20, 289,760.04 and 66,792.24

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Solution

The fourth proportional to 193,147.20, 289,760.04 and 66,792.24 is: 100,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,147.20 : 289,760.04 = 66,792.24 : x
  2. Step 2: Convert to fraction form
    193,147.20/289,760.04 = 66,792.24/x
  3. Step 3: Cross multiply
    193,147.20x = 289,760.04 × 66,792.24
  4. Step 4: Simplify right side
    193,147.20x = 19,353,722,134.09
  5. Step 5: Solve for x
    x = 19,353,722,134.09/193,147.20
  6. Step 6: Final answer
    x = 100,201.93

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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.