Home / 263,952.45-395,921.16-127,144.67

Finding the Fourth Proportional to 263,952.45, 395,921.16 and 127,144.67

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Solution

The fourth proportional to 263,952.45, 395,921.16 and 127,144.67 is: 190,713.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,952.45 : 395,921.16 = 127,144.67 : x
  2. Step 2: Convert to fraction form
    263,952.45/395,921.16 = 127,144.67/x
  3. Step 3: Cross multiply
    263,952.45x = 395,921.16 × 127,144.67
  4. Step 4: Simplify right side
    263,952.45x = 50,339,263,254.61
  5. Step 5: Solve for x
    x = 50,339,263,254.61/263,952.45
  6. Step 6: Final answer
    x = 190,713.38

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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.