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Finding the Fourth Proportional to 37,704.96, 56,558.79 and 18,974.79

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Solution

The fourth proportional to 37,704.96, 56,558.79 and 18,974.79 is: 28,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,704.96 : 56,558.79 = 18,974.79 : x
  2. Step 2: Convert to fraction form
    37,704.96/56,558.79 = 18,974.79/x
  3. Step 3: Cross multiply
    37,704.96x = 56,558.79 × 18,974.79
  4. Step 4: Simplify right side
    37,704.96x = 1,073,191,162.90
  5. Step 5: Solve for x
    x = 1,073,191,162.90/37,704.96
  6. Step 6: Final answer
    x = 28,462.86

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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.