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Finding the Fourth Proportional to 29,881.80, 44,727.90 and 16,694.19

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Solution

The fourth proportional to 29,881.80, 44,727.90 and 16,694.19 is: 24,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,881.80 : 44,727.90 = 16,694.19 : x
  2. Step 2: Convert to fraction form
    29,881.80/44,727.90 = 16,694.19/x
  3. Step 3: Cross multiply
    29,881.80x = 44,727.90 × 16,694.19
  4. Step 4: Simplify right side
    29,881.80x = 746,696,110.12
  5. Step 5: Solve for x
    x = 746,696,110.12/29,881.80
  6. Step 6: Final answer
    x = 24,988.32

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Why These Related Problems?

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