Home / 38,933.94-58,419.36-20,204.01

Finding the Fourth Proportional to 38,933.94, 58,419.36 and 20,204.01

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Solution

The fourth proportional to 38,933.94, 58,419.36 and 20,204.01 is: 30,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,933.94 : 58,419.36 = 20,204.01 : x
  2. Step 2: Convert to fraction form
    38,933.94/58,419.36 = 20,204.01/x
  3. Step 3: Cross multiply
    38,933.94x = 58,419.36 × 20,204.01
  4. Step 4: Simplify right side
    38,933.94x = 1,180,305,333.63
  5. Step 5: Solve for x
    x = 1,180,305,333.63/38,933.94
  6. Step 6: Final answer
    x = 30,315.59

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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.