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Finding the Fourth Proportional to 19,355.41, 29,037.99 and 5,504.41

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Solution

The fourth proportional to 19,355.41, 29,037.99 and 5,504.41 is: 8,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.41 : 29,037.99 = 5,504.41 : x
  2. Step 2: Convert to fraction form
    19,355.41/29,037.99 = 5,504.41/x
  3. Step 3: Cross multiply
    19,355.41x = 29,037.99 × 5,504.41
  4. Step 4: Simplify right side
    19,355.41x = 159,837,002.54
  5. Step 5: Solve for x
    x = 159,837,002.54/19,355.41
  6. Step 6: Final answer
    x = 8,258.00

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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.