Home / 42,723.44-64,093.36-19,349.88

Finding the Fourth Proportional to 42,723.44, 64,093.36 and 19,349.88

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Solution

The fourth proportional to 42,723.44, 64,093.36 and 19,349.88 is: 29,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,723.44 : 64,093.36 = 19,349.88 : x
  2. Step 2: Convert to fraction form
    42,723.44/64,093.36 = 19,349.88/x
  3. Step 3: Cross multiply
    42,723.44x = 64,093.36 × 19,349.88
  4. Step 4: Simplify right side
    42,723.44x = 1,240,198,824.80
  5. Step 5: Solve for x
    x = 1,240,198,824.80/42,723.44
  6. Step 6: Final answer
    x = 29,028.53

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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.