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Finding the Fourth Proportional to 24,422.60, 36,633.50 and 7,782.41

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Solution

The fourth proportional to 24,422.60, 36,633.50 and 7,782.41 is: 11,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,422.60 : 36,633.50 = 7,782.41 : x
  2. Step 2: Convert to fraction form
    24,422.60/36,633.50 = 7,782.41/x
  3. Step 3: Cross multiply
    24,422.60x = 36,633.50 × 7,782.41
  4. Step 4: Simplify right side
    24,422.60x = 285,096,844.61
  5. Step 5: Solve for x
    x = 285,096,844.61/24,422.60
  6. Step 6: Final answer
    x = 11,673.48

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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.