Home / 89,533.24-123,557.84-49,249.03

Finding the Fourth Proportional to 89,533.24, 123,557.84 and 49,249.03

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Solution

The fourth proportional to 89,533.24, 123,557.84 and 49,249.03 is: 67,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,533.24 : 123,557.84 = 49,249.03 : x
  2. Step 2: Convert to fraction form
    89,533.24/123,557.84 = 49,249.03/x
  3. Step 3: Cross multiply
    89,533.24x = 123,557.84 × 49,249.03
  4. Step 4: Simplify right side
    89,533.24x = 6,085,103,768.90
  5. Step 5: Solve for x
    x = 6,085,103,768.90/89,533.24
  6. Step 6: Final answer
    x = 67,964.74

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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.