Home / 37,757.20-52,105.13-20,762.54

Finding the Fourth Proportional to 37,757.20, 52,105.13 and 20,762.54

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Solution

The fourth proportional to 37,757.20, 52,105.13 and 20,762.54 is: 28,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,757.20 : 52,105.13 = 20,762.54 : x
  2. Step 2: Convert to fraction form
    37,757.20/52,105.13 = 20,762.54/x
  3. Step 3: Cross multiply
    37,757.20x = 52,105.13 × 20,762.54
  4. Step 4: Simplify right side
    37,757.20x = 1,081,835,028.00
  5. Step 5: Solve for x
    x = 1,081,835,028.00/37,757.20
  6. Step 6: Final answer
    x = 28,652.42

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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.