Home / 40,493.09-60,739.63-21,747.33

Finding the Fourth Proportional to 40,493.09, 60,739.63 and 21,747.33

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Solution

The fourth proportional to 40,493.09, 60,739.63 and 21,747.33 is: 32,620.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,493.09 : 60,739.63 = 21,747.33 : x
  2. Step 2: Convert to fraction form
    40,493.09/60,739.63 = 21,747.33/x
  3. Step 3: Cross multiply
    40,493.09x = 60,739.63 × 21,747.33
  4. Step 4: Simplify right side
    40,493.09x = 1,320,924,723.32
  5. Step 5: Solve for x
    x = 1,320,924,723.32/40,493.09
  6. Step 6: Final answer
    x = 32,620.99

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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.