Home / 74,661.85-103,033.35-41,127.85

Finding the Fourth Proportional to 74,661.85, 103,033.35 and 41,127.85

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Solution

The fourth proportional to 74,661.85, 103,033.35 and 41,127.85 is: 56,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661.85 : 103,033.35 = 41,127.85 : x
  2. Step 2: Convert to fraction form
    74,661.85/103,033.35 = 41,127.85/x
  3. Step 3: Cross multiply
    74,661.85x = 103,033.35 × 41,127.85
  4. Step 4: Simplify right side
    74,661.85x = 4,237,540,163.80
  5. Step 5: Solve for x
    x = 4,237,540,163.80/74,661.85
  6. Step 6: Final answer
    x = 56,756.43

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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.