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Finding the Fourth Proportional to 47,785.34, 65,939.03 and 26,562.54

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Solution

The fourth proportional to 47,785.34, 65,939.03 and 26,562.54 is: 36,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,785.34 : 65,939.03 = 26,562.54 : x
  2. Step 2: Convert to fraction form
    47,785.34/65,939.03 = 26,562.54/x
  3. Step 3: Cross multiply
    47,785.34x = 65,939.03 × 26,562.54
  4. Step 4: Simplify right side
    47,785.34x = 1,751,508,121.94
  5. Step 5: Solve for x
    x = 1,751,508,121.94/47,785.34
  6. Step 6: Final answer
    x = 36,653.67

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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.