Home / 49,846.70-68,786.51-28,339.26

Finding the Fourth Proportional to 49,846.70, 68,786.51 and 28,339.26

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Solution

The fourth proportional to 49,846.70, 68,786.51 and 28,339.26 is: 39,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,846.70 : 68,786.51 = 28,339.26 : x
  2. Step 2: Convert to fraction form
    49,846.70/68,786.51 = 28,339.26/x
  3. Step 3: Cross multiply
    49,846.70x = 68,786.51 × 28,339.26
  4. Step 4: Simplify right side
    49,846.70x = 1,949,358,791.38
  5. Step 5: Solve for x
    x = 1,949,358,791.38/49,846.70
  6. Step 6: Final answer
    x = 39,107.08

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1.5x scale

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.