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Finding the Fourth Proportional to 63,606.57, 87,771.09 and 36,745.45

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Solution

The fourth proportional to 63,606.57, 87,771.09 and 36,745.45 is: 50,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,606.57 : 87,771.09 = 36,745.45 : x
  2. Step 2: Convert to fraction form
    63,606.57/87,771.09 = 36,745.45/x
  3. Step 3: Cross multiply
    63,606.57x = 87,771.09 × 36,745.45
  4. Step 4: Simplify right side
    63,606.57x = 3,225,188,117.41
  5. Step 5: Solve for x
    x = 3,225,188,117.41/63,606.57
  6. Step 6: Final answer
    x = 50,705.27

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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.