Home / 89,560.87-123,594.01-49,273.77

Finding the Fourth Proportional to 89,560.87, 123,594.01 and 49,273.77

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Solution

The fourth proportional to 89,560.87, 123,594.01 and 49,273.77 is: 67,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,560.87 : 123,594.01 = 49,273.77 : x
  2. Step 2: Convert to fraction form
    89,560.87/123,594.01 = 49,273.77/x
  3. Step 3: Cross multiply
    89,560.87x = 123,594.01 × 49,273.77
  4. Step 4: Simplify right side
    89,560.87x = 6,089,942,822.12
  5. Step 5: Solve for x
    x = 6,089,942,822.12/89,560.87
  6. Step 6: Final answer
    x = 67,997.81

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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.