Home / 49,800.25-68,722.34-27,138.75

Finding the Fourth Proportional to 49,800.25, 68,722.34 and 27,138.75

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Solution

The fourth proportional to 49,800.25, 68,722.34 and 27,138.75 is: 37,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,800.25 : 68,722.34 = 27,138.75 : x
  2. Step 2: Convert to fraction form
    49,800.25/68,722.34 = 27,138.75/x
  3. Step 3: Cross multiply
    49,800.25x = 68,722.34 × 27,138.75
  4. Step 4: Simplify right side
    49,800.25x = 1,865,038,743.77
  5. Step 5: Solve for x
    x = 1,865,038,743.77/49,800.25
  6. Step 6: Final answer
    x = 37,450.39

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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.