Home / 203,826.86-281,306.97-123,254.94

Finding the Fourth Proportional to 203,826.86, 281,306.97 and 123,254.94

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Solution

The fourth proportional to 203,826.86, 281,306.97 and 123,254.94 is: 170,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,826.86 : 281,306.97 = 123,254.94 : x
  2. Step 2: Convert to fraction form
    203,826.86/281,306.97 = 123,254.94/x
  3. Step 3: Cross multiply
    203,826.86x = 281,306.97 × 123,254.94
  4. Step 4: Simplify right side
    203,826.86x = 34,672,473,708.93
  5. Step 5: Solve for x
    x = 34,672,473,708.93/203,826.86
  6. Step 6: Final answer
    x = 170,107.49

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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.