Home / 140,844.22-194,251.84-123,812.21

Finding the Fourth Proportional to 140,844.22, 194,251.84 and 123,812.21

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Solution

The fourth proportional to 140,844.22, 194,251.84 and 123,812.21 is: 170,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,844.22 : 194,251.84 = 123,812.21 : x
  2. Step 2: Convert to fraction form
    140,844.22/194,251.84 = 123,812.21/x
  3. Step 3: Cross multiply
    140,844.22x = 194,251.84 × 123,812.21
  4. Step 4: Simplify right side
    140,844.22x = 24,050,749,783.07
  5. Step 5: Solve for x
    x = 24,050,749,783.07/140,844.22
  6. Step 6: Final answer
    x = 170,761.36

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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.