Home / 37,146.03-55,734.43-20,504.58

Finding the Fourth Proportional to 37,146.03, 55,734.43 and 20,504.58

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Solution

The fourth proportional to 37,146.03, 55,734.43 and 20,504.58 is: 30,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146.03 : 55,734.43 = 20,504.58 : x
  2. Step 2: Convert to fraction form
    37,146.03/55,734.43 = 20,504.58/x
  3. Step 3: Cross multiply
    37,146.03x = 55,734.43 × 20,504.58
  4. Step 4: Simplify right side
    37,146.03x = 1,142,811,078.69
  5. Step 5: Solve for x
    x = 1,142,811,078.69/37,146.03
  6. Step 6: Final answer
    x = 30,765.36

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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.