Home / 192,391.08-288,586.62-52,149.71

Finding the Fourth Proportional to 192,391.08, 288,586.62 and 52,149.71

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Solution

The fourth proportional to 192,391.08, 288,586.62 and 52,149.71 is: 78,224.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,391.08 : 288,586.62 = 52,149.71 : x
  2. Step 2: Convert to fraction form
    192,391.08/288,586.62 = 52,149.71/x
  3. Step 3: Cross multiply
    192,391.08x = 288,586.62 × 52,149.71
  4. Step 4: Simplify right side
    192,391.08x = 15,049,707,099.95
  5. Step 5: Solve for x
    x = 15,049,707,099.95/192,391.08
  6. Step 6: Final answer
    x = 78,224.56

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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.