Home / 62,824.80-94,237.20-20,704.80

Finding the Fourth Proportional to 62,824.80, 94,237.20 and 20,704.80

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Solution

The fourth proportional to 62,824.80, 94,237.20 and 20,704.80 is: 31,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,824.80 : 94,237.20 = 20,704.80 : x
  2. Step 2: Convert to fraction form
    62,824.80/94,237.20 = 20,704.80/x
  3. Step 3: Cross multiply
    62,824.80x = 94,237.20 × 20,704.80
  4. Step 4: Simplify right side
    62,824.80x = 1,951,162,378.56
  5. Step 5: Solve for x
    x = 1,951,162,378.56/62,824.80
  6. Step 6: Final answer
    x = 31,057.20

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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.