Home / 89,234.21-123,144.84-48,950.03

Finding the Fourth Proportional to 89,234.21, 123,144.84 and 48,950.03

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Solution

The fourth proportional to 89,234.21, 123,144.84 and 48,950.03 is: 67,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,234.21 : 123,144.84 = 48,950.03 : x
  2. Step 2: Convert to fraction form
    89,234.21/123,144.84 = 48,950.03/x
  3. Step 3: Cross multiply
    89,234.21x = 123,144.84 × 48,950.03
  4. Step 4: Simplify right side
    89,234.21x = 6,027,942,996.62
  5. Step 5: Solve for x
    x = 6,027,942,996.62/89,234.21
  6. Step 6: Final answer
    x = 67,551.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.