Home / 36,876.66-50,891.60-20,749.02

Finding the Fourth Proportional to 36,876.66, 50,891.60 and 20,749.02

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Solution

The fourth proportional to 36,876.66, 50,891.60 and 20,749.02 is: 28,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.66 : 50,891.60 = 20,749.02 : x
  2. Step 2: Convert to fraction form
    36,876.66/50,891.60 = 20,749.02/x
  3. Step 3: Cross multiply
    36,876.66x = 50,891.60 × 20,749.02
  4. Step 4: Simplify right side
    36,876.66x = 1,055,950,826.23
  5. Step 5: Solve for x
    x = 1,055,950,826.23/36,876.66
  6. Step 6: Final answer
    x = 28,634.67

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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.