Home / 198,849.30-298,273.96-163,715.14

Finding the Fourth Proportional to 198,849.30, 298,273.96 and 163,715.14

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Solution

The fourth proportional to 198,849.30, 298,273.96 and 163,715.14 is: 245,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,849.30 : 298,273.96 = 163,715.14 : x
  2. Step 2: Convert to fraction form
    198,849.30/298,273.96 = 163,715.14/x
  3. Step 3: Cross multiply
    198,849.30x = 298,273.96 × 163,715.14
  4. Step 4: Simplify right side
    198,849.30x = 48,831,963,119.75
  5. Step 5: Solve for x
    x = 48,831,963,119.75/198,849.30
  6. Step 6: Final answer
    x = 245,572.72

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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.