Home / 62,389.44-93,589.20-20,836.56

Finding the Fourth Proportional to 62,389.44, 93,589.20 and 20,836.56

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Solution

The fourth proportional to 62,389.44, 93,589.20 and 20,836.56 is: 31,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,389.44 : 93,589.20 = 20,836.56 : x
  2. Step 2: Convert to fraction form
    62,389.44/93,589.20 = 20,836.56/x
  3. Step 3: Cross multiply
    62,389.44x = 93,589.20 × 20,836.56
  4. Step 4: Simplify right side
    62,389.44x = 1,950,076,981.15
  5. Step 5: Solve for x
    x = 1,950,076,981.15/62,389.44
  6. Step 6: Final answer
    x = 31,256.52

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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.