Home / 248,442.20-372,629.70-98,792.60

Finding the Fourth Proportional to 248,442.20, 372,629.70 and 98,792.60

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Solution

The fourth proportional to 248,442.20, 372,629.70 and 98,792.60 is: 148,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,442.20 : 372,629.70 = 98,792.60 : x
  2. Step 2: Convert to fraction form
    248,442.20/372,629.70 = 98,792.60/x
  3. Step 3: Cross multiply
    248,442.20x = 372,629.70 × 98,792.60
  4. Step 4: Simplify right side
    248,442.20x = 36,813,056,900.22
  5. Step 5: Solve for x
    x = 36,813,056,900.22/248,442.20
  6. Step 6: Final answer
    x = 148,175.54

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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.