Home / 85,161.44-117,524.06-48,868.80

Finding the Fourth Proportional to 85,161.44, 117,524.06 and 48,868.80

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Solution

The fourth proportional to 85,161.44, 117,524.06 and 48,868.80 is: 67,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,161.44 : 117,524.06 = 48,868.80 : x
  2. Step 2: Convert to fraction form
    85,161.44/117,524.06 = 48,868.80/x
  3. Step 3: Cross multiply
    85,161.44x = 117,524.06 × 48,868.80
  4. Step 4: Simplify right side
    85,161.44x = 5,743,259,783.33
  5. Step 5: Solve for x
    x = 5,743,259,783.33/85,161.44
  6. Step 6: Final answer
    x = 67,439.67

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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.