Home / 43,245.20-64,861.32-16,968.08

Finding the Fourth Proportional to 43,245.20, 64,861.32 and 16,968.08

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Solution

The fourth proportional to 43,245.20, 64,861.32 and 16,968.08 is: 25,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,245.20 : 64,861.32 = 16,968.08 : x
  2. Step 2: Convert to fraction form
    43,245.20/64,861.32 = 16,968.08/x
  3. Step 3: Cross multiply
    43,245.20x = 64,861.32 × 16,968.08
  4. Step 4: Simplify right side
    43,245.20x = 1,100,572,066.67
  5. Step 5: Solve for x
    x = 1,100,572,066.67/43,245.20
  6. Step 6: Final answer
    x = 25,449.58

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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.