Home / 196,654.77-271,381.05-111,766.23

Finding the Fourth Proportional to 196,654.77, 271,381.05 and 111,766.23

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Solution

The fourth proportional to 196,654.77, 271,381.05 and 111,766.23 is: 154,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,654.77 : 271,381.05 = 111,766.23 : x
  2. Step 2: Convert to fraction form
    196,654.77/271,381.05 = 111,766.23/x
  3. Step 3: Cross multiply
    196,654.77x = 271,381.05 × 111,766.23
  4. Step 4: Simplify right side
    196,654.77x = 30,331,236,851.94
  5. Step 5: Solve for x
    x = 30,331,236,851.94/196,654.77
  6. Step 6: Final answer
    x = 154,235.96

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1.5x scale

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.