Home / 193,942.17-290,856.42-75,585.24

Finding the Fourth Proportional to 193,942.17, 290,856.42 and 75,585.24

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Solution

The fourth proportional to 193,942.17, 290,856.42 and 75,585.24 is: 113,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,942.17 : 290,856.42 = 75,585.24 : x
  2. Step 2: Convert to fraction form
    193,942.17/290,856.42 = 75,585.24/x
  3. Step 3: Cross multiply
    193,942.17x = 290,856.42 × 75,585.24
  4. Step 4: Simplify right side
    193,942.17x = 21,984,452,311.24
  5. Step 5: Solve for x
    x = 21,984,452,311.24/193,942.17
  6. Step 6: Final answer
    x = 113,355.71

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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.