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Finding the Fourth Proportional to 29,665.77, 40,937.85 and 16,236.74

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Solution

The fourth proportional to 29,665.77, 40,937.85 and 16,236.74 is: 22,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,665.77 : 40,937.85 = 16,236.74 : x
  2. Step 2: Convert to fraction form
    29,665.77/40,937.85 = 16,236.74/x
  3. Step 3: Cross multiply
    29,665.77x = 40,937.85 × 16,236.74
  4. Step 4: Simplify right side
    29,665.77x = 664,697,226.61
  5. Step 5: Solve for x
    x = 664,697,226.61/29,665.77
  6. Step 6: Final answer
    x = 22,406.20

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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.