Home / 196,628.22-271,370.03-111,758.04

Finding the Fourth Proportional to 196,628.22, 271,370.03 and 111,758.04

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Solution

The fourth proportional to 196,628.22, 271,370.03 and 111,758.04 is: 154,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,628.22 : 271,370.03 = 111,758.04 : x
  2. Step 2: Convert to fraction form
    196,628.22/271,370.03 = 111,758.04/x
  3. Step 3: Cross multiply
    196,628.22x = 271,370.03 × 111,758.04
  4. Step 4: Simplify right side
    196,628.22x = 30,327,782,108.75
  5. Step 5: Solve for x
    x = 30,327,782,108.75/196,628.22
  6. Step 6: Final answer
    x = 154,239.21

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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.