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Finding the Fourth Proportional to 26,311.64, 36,310.58 and 14,375.71

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Solution

The fourth proportional to 26,311.64, 36,310.58 and 14,375.71 is: 19,838.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.64 : 36,310.58 = 14,375.71 : x
  2. Step 2: Convert to fraction form
    26,311.64/36,310.58 = 14,375.71/x
  3. Step 3: Cross multiply
    26,311.64x = 36,310.58 × 14,375.71
  4. Step 4: Simplify right side
    26,311.64x = 521,990,395.43
  5. Step 5: Solve for x
    x = 521,990,395.43/26,311.64
  6. Step 6: Final answer
    x = 19,838.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.