Home / 248,043.45-372,067.20-79,564.03

Finding the Fourth Proportional to 248,043.45, 372,067.20 and 79,564.03

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Solution

The fourth proportional to 248,043.45, 372,067.20 and 79,564.03 is: 119,346.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,043.45 : 372,067.20 = 79,564.03 : x
  2. Step 2: Convert to fraction form
    248,043.45/372,067.20 = 79,564.03/x
  3. Step 3: Cross multiply
    248,043.45x = 372,067.20 × 79,564.03
  4. Step 4: Simplify right side
    248,043.45x = 29,603,165,862.82
  5. Step 5: Solve for x
    x = 29,603,165,862.82/248,043.45
  6. Step 6: Final answer
    x = 119,346.69

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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.