Home / 251,229.40-376,844.10-110,915.80

Finding the Fourth Proportional to 251,229.40, 376,844.10 and 110,915.80

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Solution

The fourth proportional to 251,229.40, 376,844.10 and 110,915.80 is: 166,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,229.40 : 376,844.10 = 110,915.80 : x
  2. Step 2: Convert to fraction form
    251,229.40/376,844.10 = 110,915.80/x
  3. Step 3: Cross multiply
    251,229.40x = 376,844.10 × 110,915.80
  4. Step 4: Simplify right side
    251,229.40x = 41,797,964,826.78
  5. Step 5: Solve for x
    x = 41,797,964,826.78/251,229.40
  6. Step 6: Final answer
    x = 166,373.70

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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.