Home / 231,096.20-346,644.30-81,335.30

Finding the Fourth Proportional to 231,096.20, 346,644.30 and 81,335.30

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Solution

The fourth proportional to 231,096.20, 346,644.30 and 81,335.30 is: 122,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,096.20 : 346,644.30 = 81,335.30 : x
  2. Step 2: Convert to fraction form
    231,096.20/346,644.30 = 81,335.30/x
  3. Step 3: Cross multiply
    231,096.20x = 346,644.30 × 81,335.30
  4. Step 4: Simplify right side
    231,096.20x = 28,194,418,133.79
  5. Step 5: Solve for x
    x = 28,194,418,133.79/231,096.20
  6. Step 6: Final answer
    x = 122,002.95

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1.5x scale

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.