Home / 43,819.20-65,613.60-32,068.80

Finding the Fourth Proportional to 43,819.20, 65,613.60 and 32,068.80

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Solution

The fourth proportional to 43,819.20, 65,613.60 and 32,068.80 is: 48,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.20 : 65,613.60 = 32,068.80 : x
  2. Step 2: Convert to fraction form
    43,819.20/65,613.60 = 32,068.80/x
  3. Step 3: Cross multiply
    43,819.20x = 65,613.60 × 32,068.80
  4. Step 4: Simplify right side
    43,819.20x = 2,104,149,415.68
  5. Step 5: Solve for x
    x = 2,104,149,415.68/43,819.20
  6. Step 6: Final answer
    x = 48,018.89

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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.