Home / 43,749.56-65,649.83-18,447.52

Finding the Fourth Proportional to 43,749.56, 65,649.83 and 18,447.52

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Solution

The fourth proportional to 43,749.56, 65,649.83 and 18,447.52 is: 27,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,749.56 : 65,649.83 = 18,447.52 : x
  2. Step 2: Convert to fraction form
    43,749.56/65,649.83 = 18,447.52/x
  3. Step 3: Cross multiply
    43,749.56x = 65,649.83 × 18,447.52
  4. Step 4: Simplify right side
    43,749.56x = 1,211,076,459.68
  5. Step 5: Solve for x
    x = 1,211,076,459.68/43,749.56
  6. Step 6: Final answer
    x = 27,682.03

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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.