Home / 187,230.42-258,229.26-141,442.74

Finding the Fourth Proportional to 187,230.42, 258,229.26 and 141,442.74

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Solution

The fourth proportional to 187,230.42, 258,229.26 and 141,442.74 is: 195,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,230.42 : 258,229.26 = 141,442.74 : x
  2. Step 2: Convert to fraction form
    187,230.42/258,229.26 = 141,442.74/x
  3. Step 3: Cross multiply
    187,230.42x = 258,229.26 × 141,442.74
  4. Step 4: Simplify right side
    187,230.42x = 36,524,654,082.57
  5. Step 5: Solve for x
    x = 36,524,654,082.57/187,230.42
  6. Step 6: Final answer
    x = 195,078.63

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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.