Home / 196,824.72-295,250.37-66,940.63

Finding the Fourth Proportional to 196,824.72, 295,250.37 and 66,940.63

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Solution

The fourth proportional to 196,824.72, 295,250.37 and 66,940.63 is: 100,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,824.72 : 295,250.37 = 66,940.63 : x
  2. Step 2: Convert to fraction form
    196,824.72/295,250.37 = 66,940.63/x
  3. Step 3: Cross multiply
    196,824.72x = 295,250.37 × 66,940.63
  4. Step 4: Simplify right side
    196,824.72x = 19,764,247,078.37
  5. Step 5: Solve for x
    x = 19,764,247,078.37/196,824.72
  6. Step 6: Final answer
    x = 100,415.47

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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.