Home / 204,119.86-306,145.24-61,930.85

Finding the Fourth Proportional to 204,119.86, 306,145.24 and 61,930.85

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Solution

The fourth proportional to 204,119.86, 306,145.24 and 61,930.85 is: 92,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,119.86 : 306,145.24 = 61,930.85 : x
  2. Step 2: Convert to fraction form
    204,119.86/306,145.24 = 61,930.85/x
  3. Step 3: Cross multiply
    204,119.86x = 306,145.24 × 61,930.85
  4. Step 4: Simplify right side
    204,119.86x = 18,959,833,956.63
  5. Step 5: Solve for x
    x = 18,959,833,956.63/204,119.86
  6. Step 6: Final answer
    x = 92,885.79

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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.