Home / 37,743.57-52,081.65-20,745.05

Finding the Fourth Proportional to 37,743.57, 52,081.65 and 20,745.05

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Solution

The fourth proportional to 37,743.57, 52,081.65 and 20,745.05 is: 28,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,743.57 : 52,081.65 = 20,745.05 : x
  2. Step 2: Convert to fraction form
    37,743.57/52,081.65 = 20,745.05/x
  3. Step 3: Cross multiply
    37,743.57x = 52,081.65 × 20,745.05
  4. Step 4: Simplify right side
    37,743.57x = 1,080,436,172.92
  5. Step 5: Solve for x
    x = 1,080,436,172.92/37,743.57
  6. Step 6: Final answer
    x = 28,625.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.