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Finding the Fourth Proportional to 24,635.55, 36,943.73 and 7,991.55

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Solution

The fourth proportional to 24,635.55, 36,943.73 and 7,991.55 is: 11,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,635.55 : 36,943.73 = 7,991.55 : x
  2. Step 2: Convert to fraction form
    24,635.55/36,943.73 = 7,991.55/x
  3. Step 3: Cross multiply
    24,635.55x = 36,943.73 × 7,991.55
  4. Step 4: Simplify right side
    24,635.55x = 295,237,625.52
  5. Step 5: Solve for x
    x = 295,237,625.52/24,635.55
  6. Step 6: Final answer
    x = 11,984.21

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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.