Home / 43,830.48-65,739.24-16,122

Finding the Fourth Proportional to 43,830.48, 65,739.24 and 16,122

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Solution

The fourth proportional to 43,830.48, 65,739.24 and 16,122 is: 24,180.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,830.48 : 65,739.24 = 16,122 : x
  2. Step 2: Convert to fraction form
    43,830.48/65,739.24 = 16,122/x
  3. Step 3: Cross multiply
    43,830.48x = 65,739.24 × 16,122
  4. Step 4: Simplify right side
    43,830.48x = 1,059,848,027.28
  5. Step 5: Solve for x
    x = 1,059,848,027.28/43,830.48
  6. Step 6: Final answer
    x = 24,180.62

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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.