Home / 200,121.03-300,181.55-94,882.59

Finding the Fourth Proportional to 200,121.03, 300,181.55 and 94,882.59

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Solution

The fourth proportional to 200,121.03, 300,181.55 and 94,882.59 is: 142,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,121.03 : 300,181.55 = 94,882.59 : x
  2. Step 2: Convert to fraction form
    200,121.03/300,181.55 = 94,882.59/x
  3. Step 3: Cross multiply
    200,121.03x = 300,181.55 × 94,882.59
  4. Step 4: Simplify right side
    200,121.03x = 28,482,002,459.80
  5. Step 5: Solve for x
    x = 28,482,002,459.80/200,121.03
  6. Step 6: Final answer
    x = 142,323.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.