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Finding the Fourth Proportional to 24,312.42, 36,479.97 and 12,619.26

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Solution

The fourth proportional to 24,312.42, 36,479.97 and 12,619.26 is: 18,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,312.42 : 36,479.97 = 12,619.26 : x
  2. Step 2: Convert to fraction form
    24,312.42/36,479.97 = 12,619.26/x
  3. Step 3: Cross multiply
    24,312.42x = 36,479.97 × 12,619.26
  4. Step 4: Simplify right side
    24,312.42x = 460,350,226.22
  5. Step 5: Solve for x
    x = 460,350,226.22/24,312.42
  6. Step 6: Final answer
    x = 18,934.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.