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Finding the Fourth Proportional to 43,449.99, 65,199.64 and 23,459.22

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Solution

The fourth proportional to 43,449.99, 65,199.64 and 23,459.22 is: 35,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,449.99 : 65,199.64 = 23,459.22 : x
  2. Step 2: Convert to fraction form
    43,449.99/65,199.64 = 23,459.22/x
  3. Step 3: Cross multiply
    43,449.99x = 65,199.64 × 23,459.22
  4. Step 4: Simplify right side
    43,449.99x = 1,529,532,431.33
  5. Step 5: Solve for x
    x = 1,529,532,431.33/43,449.99
  6. Step 6: Final answer
    x = 35,202.14

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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.