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Finding the Fourth Proportional to 29,414.52, 44,126.64 and 11,639.88

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Solution

The fourth proportional to 29,414.52, 44,126.64 and 11,639.88 is: 17,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,414.52 : 44,126.64 = 11,639.88 : x
  2. Step 2: Convert to fraction form
    29,414.52/44,126.64 = 11,639.88/x
  3. Step 3: Cross multiply
    29,414.52x = 44,126.64 × 11,639.88
  4. Step 4: Simplify right side
    29,414.52x = 513,628,794.40
  5. Step 5: Solve for x
    x = 513,628,794.40/29,414.52
  6. Step 6: Final answer
    x = 17,461.74

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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.