Home / 198,768.24-298,153.44-58,528.80

Finding the Fourth Proportional to 198,768.24, 298,153.44 and 58,528.80

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Solution

The fourth proportional to 198,768.24, 298,153.44 and 58,528.80 is: 87,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,768.24 : 298,153.44 = 58,528.80 : x
  2. Step 2: Convert to fraction form
    198,768.24/298,153.44 = 58,528.80/x
  3. Step 3: Cross multiply
    198,768.24x = 298,153.44 × 58,528.80
  4. Step 4: Simplify right side
    198,768.24x = 17,450,563,059.07
  5. Step 5: Solve for x
    x = 17,450,563,059.07/198,768.24
  6. Step 6: Final answer
    x = 87,793.52

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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.