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Finding the Fourth Proportional to 26,612.70, 36,724.82 and 14,675.84

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Solution

The fourth proportional to 26,612.70, 36,724.82 and 14,675.84 is: 20,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.70 : 36,724.82 = 14,675.84 : x
  2. Step 2: Convert to fraction form
    26,612.70/36,724.82 = 14,675.84/x
  3. Step 3: Cross multiply
    26,612.70x = 36,724.82 × 14,675.84
  4. Step 4: Simplify right side
    26,612.70x = 538,967,582.35
  5. Step 5: Solve for x
    x = 538,967,582.35/26,612.70
  6. Step 6: Final answer
    x = 20,252.27

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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.