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Finding the Fourth Proportional to 63,623.34, 87,793.56 and 36,774.54

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Solution

The fourth proportional to 63,623.34, 87,793.56 and 36,774.54 is: 50,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.34 : 87,793.56 = 36,774.54 : x
  2. Step 2: Convert to fraction form
    63,623.34/87,793.56 = 36,774.54/x
  3. Step 3: Cross multiply
    63,623.34x = 87,793.56 × 36,774.54
  4. Step 4: Simplify right side
    63,623.34x = 3,228,567,783.96
  5. Step 5: Solve for x
    x = 3,228,567,783.96/63,623.34
  6. Step 6: Final answer
    x = 50,745.02

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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.