Home / 196,819.43-271,511.24-115,094.25

Finding the Fourth Proportional to 196,819.43, 271,511.24 and 115,094.25

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Solution

The fourth proportional to 196,819.43, 271,511.24 and 115,094.25 is: 158,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,819.43 : 271,511.24 = 115,094.25 : x
  2. Step 2: Convert to fraction form
    196,819.43/271,511.24 = 115,094.25/x
  3. Step 3: Cross multiply
    196,819.43x = 271,511.24 × 115,094.25
  4. Step 4: Simplify right side
    196,819.43x = 31,249,381,176.81
  5. Step 5: Solve for x
    x = 31,249,381,176.81/196,819.43
  6. Step 6: Final answer
    x = 158,771.83

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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.