Home / 196,388.34-271,027.52-147,904.75

Finding the Fourth Proportional to 196,388.34, 271,027.52 and 147,904.75

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Solution

The fourth proportional to 196,388.34, 271,027.52 and 147,904.75 is: 204,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,388.34 : 271,027.52 = 147,904.75 : x
  2. Step 2: Convert to fraction form
    196,388.34/271,027.52 = 147,904.75/x
  3. Step 3: Cross multiply
    196,388.34x = 271,027.52 × 147,904.75
  4. Step 4: Simplify right side
    196,388.34x = 40,086,259,336.85
  5. Step 5: Solve for x
    x = 40,086,259,336.85/196,388.34
  6. Step 6: Final answer
    x = 204,117.31

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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.