Home / 196,431.64-294,794.20-133,101.60

Finding the Fourth Proportional to 196,431.64, 294,794.20 and 133,101.60

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Solution

The fourth proportional to 196,431.64, 294,794.20 and 133,101.60 is: 199,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,431.64 : 294,794.20 = 133,101.60 : x
  2. Step 2: Convert to fraction form
    196,431.64/294,794.20 = 133,101.60/x
  3. Step 3: Cross multiply
    196,431.64x = 294,794.20 × 133,101.60
  4. Step 4: Simplify right side
    196,431.64x = 39,237,579,690.72
  5. Step 5: Solve for x
    x = 39,237,579,690.72/196,431.64
  6. Step 6: Final answer
    x = 199,751.83

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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.