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Finding the Fourth Proportional to 26,804.60, 36,994.77 and 14,871.78

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Solution

The fourth proportional to 26,804.60, 36,994.77 and 14,871.78 is: 20,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.60 : 36,994.77 = 14,871.78 : x
  2. Step 2: Convert to fraction form
    26,804.60/36,994.77 = 14,871.78/x
  3. Step 3: Cross multiply
    26,804.60x = 36,994.77 × 14,871.78
  4. Step 4: Simplify right side
    26,804.60x = 550,178,080.59
  5. Step 5: Solve for x
    x = 550,178,080.59/26,804.60
  6. Step 6: Final answer
    x = 20,525.51

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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.