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Finding the Fourth Proportional to 54,066.57, 80,991.11 and 26,967.21

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Solution

The fourth proportional to 54,066.57, 80,991.11 and 26,967.21 is: 40,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.57 : 80,991.11 = 26,967.21 : x
  2. Step 2: Convert to fraction form
    54,066.57/80,991.11 = 26,967.21/x
  3. Step 3: Cross multiply
    54,066.57x = 80,991.11 × 26,967.21
  4. Step 4: Simplify right side
    54,066.57x = 2,184,104,136.67
  5. Step 5: Solve for x
    x = 2,184,104,136.67/54,066.57
  6. Step 6: Final answer
    x = 40,396.57

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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.