Home / 356,850.24-492,458.88-195,720

Finding the Fourth Proportional to 356,850.24, 492,458.88 and 195,720

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Solution

The fourth proportional to 356,850.24, 492,458.88 and 195,720 is: 270,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,850.24 : 492,458.88 = 195,720 : x
  2. Step 2: Convert to fraction form
    356,850.24/492,458.88 = 195,720/x
  3. Step 3: Cross multiply
    356,850.24x = 492,458.88 × 195,720
  4. Step 4: Simplify right side
    356,850.24x = 96,384,051,993.60
  5. Step 5: Solve for x
    x = 96,384,051,993.60/356,850.24
  6. Step 6: Final answer
    x = 270,096.64

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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.