Home / 37,959.76-56,974.18-20,205.35

Finding the Fourth Proportional to 37,959.76, 56,974.18 and 20,205.35

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Solution

The fourth proportional to 37,959.76, 56,974.18 and 20,205.35 is: 30,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,959.76 : 56,974.18 = 20,205.35 : x
  2. Step 2: Convert to fraction form
    37,959.76/56,974.18 = 20,205.35/x
  3. Step 3: Cross multiply
    37,959.76x = 56,974.18 × 20,205.35
  4. Step 4: Simplify right side
    37,959.76x = 1,151,183,247.86
  5. Step 5: Solve for x
    x = 1,151,183,247.86/37,959.76
  6. Step 6: Final answer
    x = 30,326.41

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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.