Home / 204,208.86-281,811.24-113,574.72

Finding the Fourth Proportional to 204,208.86, 281,811.24 and 113,574.72

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Solution

The fourth proportional to 204,208.86, 281,811.24 and 113,574.72 is: 156,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,208.86 : 281,811.24 = 113,574.72 : x
  2. Step 2: Convert to fraction form
    204,208.86/281,811.24 = 113,574.72/x
  3. Step 3: Cross multiply
    204,208.86x = 281,811.24 × 113,574.72
  4. Step 4: Simplify right side
    204,208.86x = 32,006,632,675.85
  5. Step 5: Solve for x
    x = 32,006,632,675.85/204,208.86
  6. Step 6: Final answer
    x = 156,734.79

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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.