Home / 198,849.92-298,273.36-58,606.56

Finding the Fourth Proportional to 198,849.92, 298,273.36 and 58,606.56

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Solution

The fourth proportional to 198,849.92, 298,273.36 and 58,606.56 is: 87,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,849.92 : 298,273.36 = 58,606.56 : x
  2. Step 2: Convert to fraction form
    198,849.92/298,273.36 = 58,606.56/x
  3. Step 3: Cross multiply
    198,849.92x = 298,273.36 × 58,606.56
  4. Step 4: Simplify right side
    198,849.92x = 17,480,775,569.24
  5. Step 5: Solve for x
    x = 17,480,775,569.24/198,849.92
  6. Step 6: Final answer
    x = 87,909.39

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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.