Home / 49,739.94-68,655.60-39,738.06

Finding the Fourth Proportional to 49,739.94, 68,655.60 and 39,738.06

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Solution

The fourth proportional to 49,739.94, 68,655.60 and 39,738.06 is: 54,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,739.94 : 68,655.60 = 39,738.06 : x
  2. Step 2: Convert to fraction form
    49,739.94/68,655.60 = 39,738.06/x
  3. Step 3: Cross multiply
    49,739.94x = 68,655.60 × 39,738.06
  4. Step 4: Simplify right side
    49,739.94x = 2,728,240,352.14
  5. Step 5: Solve for x
    x = 2,728,240,352.14/49,739.94
  6. Step 6: Final answer
    x = 54,850.09

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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.