Home / 198,814.83-296,116.54-197,846.05

Finding the Fourth Proportional to 198,814.83, 296,116.54 and 197,846.05

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Solution

The fourth proportional to 198,814.83, 296,116.54 and 197,846.05 is: 294,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,814.83 : 296,116.54 = 197,846.05 : x
  2. Step 2: Convert to fraction form
    198,814.83/296,116.54 = 197,846.05/x
  3. Step 3: Cross multiply
    198,814.83x = 296,116.54 × 197,846.05
  4. Step 4: Simplify right side
    198,814.83x = 58,585,488,518.96
  5. Step 5: Solve for x
    x = 58,585,488,518.96/198,814.83
  6. Step 6: Final answer
    x = 294,673.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.