Home / 196,191.52-270,228.66-150,782.61

Finding the Fourth Proportional to 196,191.52, 270,228.66 and 150,782.61

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Solution

The fourth proportional to 196,191.52, 270,228.66 and 150,782.61 is: 207,683.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,191.52 : 270,228.66 = 150,782.61 : x
  2. Step 2: Convert to fraction form
    196,191.52/270,228.66 = 150,782.61/x
  3. Step 3: Cross multiply
    196,191.52x = 270,228.66 × 150,782.61
  4. Step 4: Simplify right side
    196,191.52x = 40,745,783,099.53
  5. Step 5: Solve for x
    x = 40,745,783,099.53/196,191.52
  6. Step 6: Final answer
    x = 207,683.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.