Home / 89,616.44-123,642.86-50,847.85

Finding the Fourth Proportional to 89,616.44, 123,642.86 and 50,847.85

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Solution

The fourth proportional to 89,616.44, 123,642.86 and 50,847.85 is: 70,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,616.44 : 123,642.86 = 50,847.85 : x
  2. Step 2: Convert to fraction form
    89,616.44/123,642.86 = 50,847.85/x
  3. Step 3: Cross multiply
    89,616.44x = 123,642.86 × 50,847.85
  4. Step 4: Simplify right side
    89,616.44x = 6,286,973,499.17
  5. Step 5: Solve for x
    x = 6,286,973,499.17/89,616.44
  6. Step 6: Final answer
    x = 70,154.24

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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.