Home / 196,587.22-271,289.72-107,163.22

Finding the Fourth Proportional to 196,587.22, 271,289.72 and 107,163.22

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Solution

The fourth proportional to 196,587.22, 271,289.72 and 107,163.22 is: 147,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,587.22 : 271,289.72 = 107,163.22 : x
  2. Step 2: Convert to fraction form
    196,587.22/271,289.72 = 107,163.22/x
  3. Step 3: Cross multiply
    196,587.22x = 271,289.72 × 107,163.22
  4. Step 4: Simplify right side
    196,587.22x = 29,072,279,948.10
  5. Step 5: Solve for x
    x = 29,072,279,948.10/196,587.22
  6. Step 6: Final answer
    x = 147,884.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.