Home / 207,575.24-311,349.90-82,826.60

Finding the Fourth Proportional to 207,575.24, 311,349.90 and 82,826.60

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Solution

The fourth proportional to 207,575.24, 311,349.90 and 82,826.60 is: 124,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,575.24 : 311,349.90 = 82,826.60 : x
  2. Step 2: Convert to fraction form
    207,575.24/311,349.90 = 82,826.60/x
  3. Step 3: Cross multiply
    207,575.24x = 311,349.90 × 82,826.60
  4. Step 4: Simplify right side
    207,575.24x = 25,788,053,627.34
  5. Step 5: Solve for x
    x = 25,788,053,627.34/207,575.24
  6. Step 6: Final answer
    x = 124,234.73

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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.