Home / 248,839.20-373,258.80-82,627.20

Finding the Fourth Proportional to 248,839.20, 373,258.80 and 82,627.20

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Solution

The fourth proportional to 248,839.20, 373,258.80 and 82,627.20 is: 123,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,839.20 : 373,258.80 = 82,627.20 : x
  2. Step 2: Convert to fraction form
    248,839.20/373,258.80 = 82,627.20/x
  3. Step 3: Cross multiply
    248,839.20x = 373,258.80 × 82,627.20
  4. Step 4: Simplify right side
    248,839.20x = 30,841,329,519.36
  5. Step 5: Solve for x
    x = 30,841,329,519.36/248,839.20
  6. Step 6: Final answer
    x = 123,940.80

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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.