Home / 37,811.20-56,708.70-16,751.20

Finding the Fourth Proportional to 37,811.20, 56,708.70 and 16,751.20

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Solution

The fourth proportional to 37,811.20, 56,708.70 and 16,751.20 is: 25,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.20 : 56,708.70 = 16,751.20 : x
  2. Step 2: Convert to fraction form
    37,811.20/56,708.70 = 16,751.20/x
  3. Step 3: Cross multiply
    37,811.20x = 56,708.70 × 16,751.20
  4. Step 4: Simplify right side
    37,811.20x = 949,938,775.44
  5. Step 5: Solve for x
    x = 949,938,775.44/37,811.20
  6. Step 6: Final answer
    x = 25,123.21

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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.