Home / 69,763.26-104,626.44-30,311.16

Finding the Fourth Proportional to 69,763.26, 104,626.44 and 30,311.16

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Solution

The fourth proportional to 69,763.26, 104,626.44 and 30,311.16 is: 45,458.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,763.26 : 104,626.44 = 30,311.16 : x
  2. Step 2: Convert to fraction form
    69,763.26/104,626.44 = 30,311.16/x
  3. Step 3: Cross multiply
    69,763.26x = 104,626.44 × 30,311.16
  4. Step 4: Simplify right side
    69,763.26x = 3,171,348,763.07
  5. Step 5: Solve for x
    x = 3,171,348,763.07/69,763.26
  6. Step 6: Final answer
    x = 45,458.72

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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.