Home / 69,249.20-95,583.50-40,964.72

Finding the Fourth Proportional to 69,249.20, 95,583.50 and 40,964.72

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Solution

The fourth proportional to 69,249.20, 95,583.50 and 40,964.72 is: 56,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,249.20 : 95,583.50 = 40,964.72 : x
  2. Step 2: Convert to fraction form
    69,249.20/95,583.50 = 40,964.72/x
  3. Step 3: Cross multiply
    69,249.20x = 95,583.50 × 40,964.72
  4. Step 4: Simplify right side
    69,249.20x = 3,915,551,314.12
  5. Step 5: Solve for x
    x = 3,915,551,314.12/69,249.20
  6. Step 6: Final answer
    x = 56,542.91

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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.