Home / 30,982.14-46,472.81-7,608.38

Finding the Fourth Proportional to 30,982.14, 46,472.81 and 7,608.38

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Solution

The fourth proportional to 30,982.14, 46,472.81 and 7,608.38 is: 11,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,982.14 : 46,472.81 = 7,608.38 : x
  2. Step 2: Convert to fraction form
    30,982.14/46,472.81 = 7,608.38/x
  3. Step 3: Cross multiply
    30,982.14x = 46,472.81 × 7,608.38
  4. Step 4: Simplify right side
    30,982.14x = 353,582,527.74
  5. Step 5: Solve for x
    x = 353,582,527.74/30,982.14
  6. Step 6: Final answer
    x = 11,412.46

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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.