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Finding the Fourth Proportional to 37,527.63, 51,789.74 and 20,760.63

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Solution

The fourth proportional to 37,527.63, 51,789.74 and 20,760.63 is: 28,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,527.63 : 51,789.74 = 20,760.63 : x
  2. Step 2: Convert to fraction form
    37,527.63/51,789.74 = 20,760.63/x
  3. Step 3: Cross multiply
    37,527.63x = 51,789.74 × 20,760.63
  4. Step 4: Simplify right side
    37,527.63x = 1,075,187,629.94
  5. Step 5: Solve for x
    x = 1,075,187,629.94/37,527.63
  6. Step 6: Final answer
    x = 28,650.56

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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.