Home / 248,440.20-372,626.70-98,790.60

Finding the Fourth Proportional to 248,440.20, 372,626.70 and 98,790.60

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Solution

The fourth proportional to 248,440.20, 372,626.70 and 98,790.60 is: 148,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,440.20 : 372,626.70 = 98,790.60 : x
  2. Step 2: Convert to fraction form
    248,440.20/372,626.70 = 98,790.60/x
  3. Step 3: Cross multiply
    248,440.20x = 372,626.70 × 98,790.60
  4. Step 4: Simplify right side
    248,440.20x = 36,812,015,269.02
  5. Step 5: Solve for x
    x = 36,812,015,269.02/248,440.20
  6. Step 6: Final answer
    x = 148,172.54

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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.