Home / 249,556.23-374,481.77-131,236.70

Finding the Fourth Proportional to 249,556.23, 374,481.77 and 131,236.70

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Solution

The fourth proportional to 249,556.23, 374,481.77 and 131,236.70 is: 196,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,556.23 : 374,481.77 = 131,236.70 : x
  2. Step 2: Convert to fraction form
    249,556.23/374,481.77 = 131,236.70/x
  3. Step 3: Cross multiply
    249,556.23x = 374,481.77 × 131,236.70
  4. Step 4: Simplify right side
    249,556.23x = 49,145,749,176.37
  5. Step 5: Solve for x
    x = 49,145,749,176.37/249,556.23
  6. Step 6: Final answer
    x = 196,932.57

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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.