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Finding the Fourth Proportional to 57,589.56, 86,384.39 and 37,955.79

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Solution

The fourth proportional to 57,589.56, 86,384.39 and 37,955.79 is: 56,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,589.56 : 86,384.39 = 37,955.79 : x
  2. Step 2: Convert to fraction form
    57,589.56/86,384.39 = 37,955.79/x
  3. Step 3: Cross multiply
    57,589.56x = 86,384.39 × 37,955.79
  4. Step 4: Simplify right side
    57,589.56x = 3,278,787,576.34
  5. Step 5: Solve for x
    x = 3,278,787,576.34/57,589.56
  6. Step 6: Final answer
    x = 56,933.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.