Home / 196,792.20-271,296-166,454.87

Finding the Fourth Proportional to 196,792.20, 271,296 and 166,454.87

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Solution

The fourth proportional to 196,792.20, 271,296 and 166,454.87 is: 229,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,792.20 : 271,296 = 166,454.87 : x
  2. Step 2: Convert to fraction form
    196,792.20/271,296 = 166,454.87/x
  3. Step 3: Cross multiply
    196,792.20x = 271,296 × 166,454.87
  4. Step 4: Simplify right side
    196,792.20x = 45,158,539,055.04
  5. Step 5: Solve for x
    x = 45,158,539,055.04/196,792.20
  6. Step 6: Final answer
    x = 229,473.22

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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.