Home / 89,576.31-123,618.24-49,292.99

Finding the Fourth Proportional to 89,576.31, 123,618.24 and 49,292.99

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Solution

The fourth proportional to 89,576.31, 123,618.24 and 49,292.99 is: 68,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,576.31 : 123,618.24 = 49,292.99 : x
  2. Step 2: Convert to fraction form
    89,576.31/123,618.24 = 49,292.99/x
  3. Step 3: Cross multiply
    89,576.31x = 123,618.24 × 49,292.99
  4. Step 4: Simplify right side
    89,576.31x = 6,093,512,050.05
  5. Step 5: Solve for x
    x = 6,093,512,050.05/89,576.31
  6. Step 6: Final answer
    x = 68,025.93

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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.