Home / 102,908.20-154,374.30-32,794.60

Finding the Fourth Proportional to 102,908.20, 154,374.30 and 32,794.60

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Solution

The fourth proportional to 102,908.20, 154,374.30 and 32,794.60 is: 49,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,908.20 : 154,374.30 = 32,794.60 : x
  2. Step 2: Convert to fraction form
    102,908.20/154,374.30 = 32,794.60/x
  3. Step 3: Cross multiply
    102,908.20x = 154,374.30 × 32,794.60
  4. Step 4: Simplify right side
    102,908.20x = 5,062,643,418.78
  5. Step 5: Solve for x
    x = 5,062,643,418.78/102,908.20
  6. Step 6: Final answer
    x = 49,195.72

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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.