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Finding the Fourth Proportional to 57,796.50, 79,765.66 and 32,647.62

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Solution

The fourth proportional to 57,796.50, 79,765.66 and 32,647.62 is: 45,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,796.50 : 79,765.66 = 32,647.62 : x
  2. Step 2: Convert to fraction form
    57,796.50/79,765.66 = 32,647.62/x
  3. Step 3: Cross multiply
    57,796.50x = 79,765.66 × 32,647.62
  4. Step 4: Simplify right side
    57,796.50x = 2,604,158,956.73
  5. Step 5: Solve for x
    x = 2,604,158,956.73/57,796.50
  6. Step 6: Final answer
    x = 45,057.38

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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.