Home / 73,002.24-100,740-41,170.56

Finding the Fourth Proportional to 73,002.24, 100,740 and 41,170.56

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Solution

The fourth proportional to 73,002.24, 100,740 and 41,170.56 is: 56,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,002.24 : 100,740 = 41,170.56 : x
  2. Step 2: Convert to fraction form
    73,002.24/100,740 = 41,170.56/x
  3. Step 3: Cross multiply
    73,002.24x = 100,740 × 41,170.56
  4. Step 4: Simplify right side
    73,002.24x = 4,147,522,214.40
  5. Step 5: Solve for x
    x = 4,147,522,214.40/73,002.24
  6. Step 6: Final answer
    x = 56,813.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.