Home / 358,084.14-494,142.35-196,929.57

Finding the Fourth Proportional to 358,084.14, 494,142.35 and 196,929.57

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Solution

The fourth proportional to 358,084.14, 494,142.35 and 196,929.57 is: 271,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,084.14 : 494,142.35 = 196,929.57 : x
  2. Step 2: Convert to fraction form
    358,084.14/494,142.35 = 196,929.57/x
  3. Step 3: Cross multiply
    358,084.14x = 494,142.35 × 196,929.57
  4. Step 4: Simplify right side
    358,084.14x = 97,311,239,519.64
  5. Step 5: Solve for x
    x = 97,311,239,519.64/358,084.14
  6. Step 6: Final answer
    x = 271,755.23

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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.