Home / 197,499.89-295,668.24-122,378.60

Finding the Fourth Proportional to 197,499.89, 295,668.24 and 122,378.60

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Solution

The fourth proportional to 197,499.89, 295,668.24 and 122,378.60 is: 183,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,499.89 : 295,668.24 = 122,378.60 : x
  2. Step 2: Convert to fraction form
    197,499.89/295,668.24 = 122,378.60/x
  3. Step 3: Cross multiply
    197,499.89x = 295,668.24 × 122,378.60
  4. Step 4: Simplify right side
    197,499.89x = 36,183,463,797.32
  5. Step 5: Solve for x
    x = 36,183,463,797.32/197,499.89
  6. Step 6: Final answer
    x = 183,207.52

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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.