Home / 50,850.44-76,276.11-20,881.16

Finding the Fourth Proportional to 50,850.44, 76,276.11 and 20,881.16

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Solution

The fourth proportional to 50,850.44, 76,276.11 and 20,881.16 is: 31,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,850.44 : 76,276.11 = 20,881.16 : x
  2. Step 2: Convert to fraction form
    50,850.44/76,276.11 = 20,881.16/x
  3. Step 3: Cross multiply
    50,850.44x = 76,276.11 × 20,881.16
  4. Step 4: Simplify right side
    50,850.44x = 1,592,733,657.09
  5. Step 5: Solve for x
    x = 1,592,733,657.09/50,850.44
  6. Step 6: Final answer
    x = 31,321.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.