Home / 37,137.43-51,249.69-20,141.67

Finding the Fourth Proportional to 37,137.43, 51,249.69 and 20,141.67

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Solution

The fourth proportional to 37,137.43, 51,249.69 and 20,141.67 is: 27,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,137.43 : 51,249.69 = 20,141.67 : x
  2. Step 2: Convert to fraction form
    37,137.43/51,249.69 = 20,141.67/x
  3. Step 3: Cross multiply
    37,137.43x = 51,249.69 × 20,141.67
  4. Step 4: Simplify right side
    37,137.43x = 1,032,254,343.58
  5. Step 5: Solve for x
    x = 1,032,254,343.58/37,137.43
  6. Step 6: Final answer
    x = 27,795.52

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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.