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Finding the Fourth Proportional to 37,273.92, 51,438.01 and 20,506.92

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Solution

The fourth proportional to 37,273.92, 51,438.01 and 20,506.92 is: 28,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,273.92 : 51,438.01 = 20,506.92 : x
  2. Step 2: Convert to fraction form
    37,273.92/51,438.01 = 20,506.92/x
  3. Step 3: Cross multiply
    37,273.92x = 51,438.01 × 20,506.92
  4. Step 4: Simplify right side
    37,273.92x = 1,054,835,297.33
  5. Step 5: Solve for x
    x = 1,054,835,297.33/37,273.92
  6. Step 6: Final answer
    x = 28,299.55

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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.