Home / 40,453.24-60,636.02-20,704.72

Finding the Fourth Proportional to 40,453.24, 60,636.02 and 20,704.72

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Solution

The fourth proportional to 40,453.24, 60,636.02 and 20,704.72 is: 31,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453.24 : 60,636.02 = 20,704.72 : x
  2. Step 2: Convert to fraction form
    40,453.24/60,636.02 = 20,704.72/x
  3. Step 3: Cross multiply
    40,453.24x = 60,636.02 × 20,704.72
  4. Step 4: Simplify right side
    40,453.24x = 1,255,451,816.01
  5. Step 5: Solve for x
    x = 1,255,451,816.01/40,453.24
  6. Step 6: Final answer
    x = 31,034.64

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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.