Home / 345,890.44-477,350.76-194,997.16

Finding the Fourth Proportional to 345,890.44, 477,350.76 and 194,997.16

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Solution

The fourth proportional to 345,890.44, 477,350.76 and 194,997.16 is: 269,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,890.44 : 477,350.76 = 194,997.16 : x
  2. Step 2: Convert to fraction form
    345,890.44/477,350.76 = 194,997.16/x
  3. Step 3: Cross multiply
    345,890.44x = 477,350.76 × 194,997.16
  4. Step 4: Simplify right side
    345,890.44x = 93,082,042,523.84
  5. Step 5: Solve for x
    x = 93,082,042,523.84/345,890.44
  6. Step 6: Final answer
    x = 269,108.46

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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.