Home / 49,419.25-68,198.61-28,205.35

Finding the Fourth Proportional to 49,419.25, 68,198.61 and 28,205.35

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Solution

The fourth proportional to 49,419.25, 68,198.61 and 28,205.35 is: 38,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.25 : 68,198.61 = 28,205.35 : x
  2. Step 2: Convert to fraction form
    49,419.25/68,198.61 = 28,205.35/x
  3. Step 3: Cross multiply
    49,419.25x = 68,198.61 × 28,205.35
  4. Step 4: Simplify right side
    49,419.25x = 1,923,565,664.56
  5. Step 5: Solve for x
    x = 1,923,565,664.56/49,419.25
  6. Step 6: Final answer
    x = 38,923.41

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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.