Home / 198,021.36-296,913.42-63,027.12

Finding the Fourth Proportional to 198,021.36, 296,913.42 and 63,027.12

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Solution

The fourth proportional to 198,021.36, 296,913.42 and 63,027.12 is: 94,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,021.36 : 296,913.42 = 63,027.12 : x
  2. Step 2: Convert to fraction form
    198,021.36/296,913.42 = 63,027.12/x
  3. Step 3: Cross multiply
    198,021.36x = 296,913.42 × 63,027.12
  4. Step 4: Simplify right side
    198,021.36x = 18,713,598,651.80
  5. Step 5: Solve for x
    x = 18,713,598,651.80/198,021.36
  6. Step 6: Final answer
    x = 94,502.93

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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.