Home / 43,819.16-65,735.40-16,115

Finding the Fourth Proportional to 43,819.16, 65,735.40 and 16,115

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Solution

The fourth proportional to 43,819.16, 65,735.40 and 16,115 is: 24,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.16 : 65,735.40 = 16,115 : x
  2. Step 2: Convert to fraction form
    43,819.16/65,735.40 = 16,115/x
  3. Step 3: Cross multiply
    43,819.16x = 65,735.40 × 16,115
  4. Step 4: Simplify right side
    43,819.16x = 1,059,325,971.00
  5. Step 5: Solve for x
    x = 1,059,325,971.00/43,819.16
  6. Step 6: Final answer
    x = 24,174.95

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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.