Home / 204,231.92-306,307.37-194,105.12

Finding the Fourth Proportional to 204,231.92, 306,307.37 and 194,105.12

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Solution

The fourth proportional to 204,231.92, 306,307.37 and 194,105.12 is: 291,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,231.92 : 306,307.37 = 194,105.12 : x
  2. Step 2: Convert to fraction form
    204,231.92/306,307.37 = 194,105.12/x
  3. Step 3: Cross multiply
    204,231.92x = 306,307.37 × 194,105.12
  4. Step 4: Simplify right side
    204,231.92x = 59,455,827,764.46
  5. Step 5: Solve for x
    x = 59,455,827,764.46/204,231.92
  6. Step 6: Final answer
    x = 291,119.18

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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.