Home / 37,081.54-51,172.22-20,085.39

Finding the Fourth Proportional to 37,081.54, 51,172.22 and 20,085.39

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Solution

The fourth proportional to 37,081.54, 51,172.22 and 20,085.39 is: 27,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.54 : 51,172.22 = 20,085.39 : x
  2. Step 2: Convert to fraction form
    37,081.54/51,172.22 = 20,085.39/x
  3. Step 3: Cross multiply
    37,081.54x = 51,172.22 × 20,085.39
  4. Step 4: Simplify right side
    37,081.54x = 1,027,814,046.08
  5. Step 5: Solve for x
    x = 1,027,814,046.08/37,081.54
  6. Step 6: Final answer
    x = 27,717.67

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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.