Home / 40,221.56-60,352.44-18,050.78

Finding the Fourth Proportional to 40,221.56, 60,352.44 and 18,050.78

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Solution

The fourth proportional to 40,221.56, 60,352.44 and 18,050.78 is: 27,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,221.56 : 60,352.44 = 18,050.78 : x
  2. Step 2: Convert to fraction form
    40,221.56/60,352.44 = 18,050.78/x
  3. Step 3: Cross multiply
    40,221.56x = 60,352.44 × 18,050.78
  4. Step 4: Simplify right side
    40,221.56x = 1,089,408,616.90
  5. Step 5: Solve for x
    x = 1,089,408,616.90/40,221.56
  6. Step 6: Final answer
    x = 27,085.19

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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.