Home / 89,796.19-123,924.27-49,509.85

Finding the Fourth Proportional to 89,796.19, 123,924.27 and 49,509.85

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Solution

The fourth proportional to 89,796.19, 123,924.27 and 49,509.85 is: 68,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,796.19 : 123,924.27 = 49,509.85 : x
  2. Step 2: Convert to fraction form
    89,796.19/123,924.27 = 49,509.85/x
  3. Step 3: Cross multiply
    89,796.19x = 123,924.27 × 49,509.85
  4. Step 4: Simplify right side
    89,796.19x = 6,135,472,019.06
  5. Step 5: Solve for x
    x = 6,135,472,019.06/89,796.19
  6. Step 6: Final answer
    x = 68,326.64

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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.