Home / 196,665.24-271,421.04-111,795.04

Finding the Fourth Proportional to 196,665.24, 271,421.04 and 111,795.04

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Solution

The fourth proportional to 196,665.24, 271,421.04 and 111,795.04 is: 154,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,665.24 : 271,421.04 = 111,795.04 : x
  2. Step 2: Convert to fraction form
    196,665.24/271,421.04 = 111,795.04/x
  3. Step 3: Cross multiply
    196,665.24x = 271,421.04 × 111,795.04
  4. Step 4: Simplify right side
    196,665.24x = 30,343,526,023.64
  5. Step 5: Solve for x
    x = 30,343,526,023.64/196,665.24
  6. Step 6: Final answer
    x = 154,290.23

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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.