Home / 180,067.92-248,443.20-103,583.04

Finding the Fourth Proportional to 180,067.92, 248,443.20 and 103,583.04

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Solution

The fourth proportional to 180,067.92, 248,443.20 and 103,583.04 is: 142,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,067.92 : 248,443.20 = 103,583.04 : x
  2. Step 2: Convert to fraction form
    180,067.92/248,443.20 = 103,583.04/x
  3. Step 3: Cross multiply
    180,067.92x = 248,443.20 × 103,583.04
  4. Step 4: Simplify right side
    180,067.92x = 25,734,501,923.33
  5. Step 5: Solve for x
    x = 25,734,501,923.33/180,067.92
  6. Step 6: Final answer
    x = 142,915.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.