Home / 89,163.24-123,044.46-48,876.87

Finding the Fourth Proportional to 89,163.24, 123,044.46 and 48,876.87

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Solution

The fourth proportional to 89,163.24, 123,044.46 and 48,876.87 is: 67,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,163.24 : 123,044.46 = 48,876.87 : x
  2. Step 2: Convert to fraction form
    89,163.24/123,044.46 = 48,876.87/x
  3. Step 3: Cross multiply
    89,163.24x = 123,044.46 × 48,876.87
  4. Step 4: Simplify right side
    89,163.24x = 6,014,028,075.64
  5. Step 5: Solve for x
    x = 6,014,028,075.64/89,163.24
  6. Step 6: Final answer
    x = 67,449.64

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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.