Home / 37,757.45-52,105.48-20,762.79

Finding the Fourth Proportional to 37,757.45, 52,105.48 and 20,762.79

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Solution

The fourth proportional to 37,757.45, 52,105.48 and 20,762.79 is: 28,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,757.45 : 52,105.48 = 20,762.79 : x
  2. Step 2: Convert to fraction form
    37,757.45/52,105.48 = 20,762.79/x
  3. Step 3: Cross multiply
    37,757.45x = 52,105.48 × 20,762.79
  4. Step 4: Simplify right side
    37,757.45x = 1,081,855,139.09
  5. Step 5: Solve for x
    x = 1,081,855,139.09/37,757.45
  6. Step 6: Final answer
    x = 28,652.76

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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.