Home / 203,597.44-280,907.04-131,980.48

Finding the Fourth Proportional to 203,597.44, 280,907.04 and 131,980.48

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Solution

The fourth proportional to 203,597.44, 280,907.04 and 131,980.48 is: 182,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,597.44 : 280,907.04 = 131,980.48 : x
  2. Step 2: Convert to fraction form
    203,597.44/280,907.04 = 131,980.48/x
  3. Step 3: Cross multiply
    203,597.44x = 280,907.04 × 131,980.48
  4. Step 4: Simplify right side
    203,597.44x = 37,074,245,974.58
  5. Step 5: Solve for x
    x = 37,074,245,974.58/203,597.44
  6. Step 6: Final answer
    x = 182,095.84

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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.