Home / 248,604.30-372,960.45-90,832.50

Finding the Fourth Proportional to 248,604.30, 372,960.45 and 90,832.50

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Solution

The fourth proportional to 248,604.30, 372,960.45 and 90,832.50 is: 136,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,604.30 : 372,960.45 = 90,832.50 : x
  2. Step 2: Convert to fraction form
    248,604.30/372,960.45 = 90,832.50/x
  3. Step 3: Cross multiply
    248,604.30x = 372,960.45 × 90,832.50
  4. Step 4: Simplify right side
    248,604.30x = 33,876,930,074.63
  5. Step 5: Solve for x
    x = 33,876,930,074.63/248,604.30
  6. Step 6: Final answer
    x = 136,268.48

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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.