Home / 47,826.24-71,769.60-18,247.20

Finding the Fourth Proportional to 47,826.24, 71,769.60 and 18,247.20

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Solution

The fourth proportional to 47,826.24, 71,769.60 and 18,247.20 is: 27,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,826.24 : 71,769.60 = 18,247.20 : x
  2. Step 2: Convert to fraction form
    47,826.24/71,769.60 = 18,247.20/x
  3. Step 3: Cross multiply
    47,826.24x = 71,769.60 × 18,247.20
  4. Step 4: Simplify right side
    47,826.24x = 1,309,594,245.12
  5. Step 5: Solve for x
    x = 1,309,594,245.12/47,826.24
  6. Step 6: Final answer
    x = 27,382.34

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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.