Home / 179,086.25-268,290.74-105,837.64

Finding the Fourth Proportional to 179,086.25, 268,290.74 and 105,837.64

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Solution

The fourth proportional to 179,086.25, 268,290.74 and 105,837.64 is: 158,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,086.25 : 268,290.74 = 105,837.64 : x
  2. Step 2: Convert to fraction form
    179,086.25/268,290.74 = 105,837.64/x
  3. Step 3: Cross multiply
    179,086.25x = 268,290.74 × 105,837.64
  4. Step 4: Simplify right side
    179,086.25x = 28,395,259,526.18
  5. Step 5: Solve for x
    x = 28,395,259,526.18/179,086.25
  6. Step 6: Final answer
    x = 158,556.33

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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.