Home / 198,247.89-297,370.46-48,490.34

Finding the Fourth Proportional to 198,247.89, 297,370.46 and 48,490.34

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Solution

The fourth proportional to 198,247.89, 297,370.46 and 48,490.34 is: 72,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,247.89 : 297,370.46 = 48,490.34 : x
  2. Step 2: Convert to fraction form
    198,247.89/297,370.46 = 48,490.34/x
  3. Step 3: Cross multiply
    198,247.89x = 297,370.46 × 48,490.34
  4. Step 4: Simplify right side
    198,247.89x = 14,419,592,982.05
  5. Step 5: Solve for x
    x = 14,419,592,982.05/198,247.89
  6. Step 6: Final answer
    x = 72,735.16

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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.