Home / 31,524.24-47,243.16-30,578.16

Finding the Fourth Proportional to 31,524.24, 47,243.16 and 30,578.16

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Solution

The fourth proportional to 31,524.24, 47,243.16 and 30,578.16 is: 45,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.24 : 47,243.16 = 30,578.16 : x
  2. Step 2: Convert to fraction form
    31,524.24/47,243.16 = 30,578.16/x
  3. Step 3: Cross multiply
    31,524.24x = 47,243.16 × 30,578.16
  4. Step 4: Simplify right side
    31,524.24x = 1,444,608,905.39
  5. Step 5: Solve for x
    x = 1,444,608,905.39/31,524.24
  6. Step 6: Final answer
    x = 45,825.34

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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.