Home / 53,195.37-73,408.72-28,996.60

Finding the Fourth Proportional to 53,195.37, 73,408.72 and 28,996.60

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Solution

The fourth proportional to 53,195.37, 73,408.72 and 28,996.60 is: 40,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,195.37 : 73,408.72 = 28,996.60 : x
  2. Step 2: Convert to fraction form
    53,195.37/73,408.72 = 28,996.60/x
  3. Step 3: Cross multiply
    53,195.37x = 73,408.72 × 28,996.60
  4. Step 4: Simplify right side
    53,195.37x = 2,128,603,290.35
  5. Step 5: Solve for x
    x = 2,128,603,290.35/53,195.37
  6. Step 6: Final answer
    x = 40,014.82

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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.