Home / 130,550.20-195,825.30-41,806.60

Finding the Fourth Proportional to 130,550.20, 195,825.30 and 41,806.60

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Solution

The fourth proportional to 130,550.20, 195,825.30 and 41,806.60 is: 62,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,550.20 : 195,825.30 = 41,806.60 : x
  2. Step 2: Convert to fraction form
    130,550.20/195,825.30 = 41,806.60/x
  3. Step 3: Cross multiply
    130,550.20x = 195,825.30 × 41,806.60
  4. Step 4: Simplify right side
    130,550.20x = 8,186,789,986.98
  5. Step 5: Solve for x
    x = 8,186,789,986.98/130,550.20
  6. Step 6: Final answer
    x = 62,709.90

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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.