Home / 43,819.55-65,703.05-20,097.38

Finding the Fourth Proportional to 43,819.55, 65,703.05 and 20,097.38

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Solution

The fourth proportional to 43,819.55, 65,703.05 and 20,097.38 is: 30,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.55 : 65,703.05 = 20,097.38 : x
  2. Step 2: Convert to fraction form
    43,819.55/65,703.05 = 20,097.38/x
  3. Step 3: Cross multiply
    43,819.55x = 65,703.05 × 20,097.38
  4. Step 4: Simplify right side
    43,819.55x = 1,320,458,734.01
  5. Step 5: Solve for x
    x = 1,320,458,734.01/43,819.55
  6. Step 6: Final answer
    x = 30,134.01

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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.