Home / 248,729.22-343,301.73-158,067.51

Finding the Fourth Proportional to 248,729.22, 343,301.73 and 158,067.51

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Solution

The fourth proportional to 248,729.22, 343,301.73 and 158,067.51 is: 218,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,729.22 : 343,301.73 = 158,067.51 : x
  2. Step 2: Convert to fraction form
    248,729.22/343,301.73 = 158,067.51/x
  3. Step 3: Cross multiply
    248,729.22x = 343,301.73 × 158,067.51
  4. Step 4: Simplify right side
    248,729.22x = 54,264,847,132.95
  5. Step 5: Solve for x
    x = 54,264,847,132.95/248,729.22
  6. Step 6: Final answer
    x = 218,168.36

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1.5x scale

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.