Home / 196,374.30-271,031.82-115,797

Finding the Fourth Proportional to 196,374.30, 271,031.82 and 115,797

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Solution

The fourth proportional to 196,374.30, 271,031.82 and 115,797 is: 159,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,374.30 : 271,031.82 = 115,797 : x
  2. Step 2: Convert to fraction form
    196,374.30/271,031.82 = 115,797/x
  3. Step 3: Cross multiply
    196,374.30x = 271,031.82 × 115,797
  4. Step 4: Simplify right side
    196,374.30x = 31,384,671,660.54
  5. Step 5: Solve for x
    x = 31,384,671,660.54/196,374.30
  6. Step 6: Final answer
    x = 159,820.67

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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.