Home / 196,585.22-271,286.96-107,161.22

Finding the Fourth Proportional to 196,585.22, 271,286.96 and 107,161.22

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Solution

The fourth proportional to 196,585.22, 271,286.96 and 107,161.22 is: 147,882.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,585.22 : 271,286.96 = 107,161.22 : x
  2. Step 2: Convert to fraction form
    196,585.22/271,286.96 = 107,161.22/x
  3. Step 3: Cross multiply
    196,585.22x = 271,286.96 × 107,161.22
  4. Step 4: Simplify right side
    196,585.22x = 29,071,441,603.69
  5. Step 5: Solve for x
    x = 29,071,441,603.69/196,585.22
  6. Step 6: Final answer
    x = 147,882.13

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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.