Home / 37,368.91-55,974.31-30,222.48

Finding the Fourth Proportional to 37,368.91, 55,974.31 and 30,222.48

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Solution

The fourth proportional to 37,368.91, 55,974.31 and 30,222.48 is: 45,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.91 : 55,974.31 = 30,222.48 : x
  2. Step 2: Convert to fraction form
    37,368.91/55,974.31 = 30,222.48/x
  3. Step 3: Cross multiply
    37,368.91x = 55,974.31 × 30,222.48
  4. Step 4: Simplify right side
    37,368.91x = 1,691,682,598.84
  5. Step 5: Solve for x
    x = 1,691,682,598.84/37,368.91
  6. Step 6: Final answer
    x = 45,269.79

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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.