Home / 196,765.68-271,535.37-111,882.74

Finding the Fourth Proportional to 196,765.68, 271,535.37 and 111,882.74

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Solution

The fourth proportional to 196,765.68, 271,535.37 and 111,882.74 is: 154,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,765.68 : 271,535.37 = 111,882.74 : x
  2. Step 2: Convert to fraction form
    196,765.68/271,535.37 = 111,882.74/x
  3. Step 3: Cross multiply
    196,765.68x = 271,535.37 × 111,882.74
  4. Step 4: Simplify right side
    196,765.68x = 30,380,119,844.84
  5. Step 5: Solve for x
    x = 30,380,119,844.84/196,765.68
  6. Step 6: Final answer
    x = 154,397.45

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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.