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Finding the Fourth Proportional to 36,863.67, 55,299.11 and 14,671.87

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Solution

The fourth proportional to 36,863.67, 55,299.11 and 14,671.87 is: 22,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,863.67 : 55,299.11 = 14,671.87 : x
  2. Step 2: Convert to fraction form
    36,863.67/55,299.11 = 14,671.87/x
  3. Step 3: Cross multiply
    36,863.67x = 55,299.11 × 14,671.87
  4. Step 4: Simplify right side
    36,863.67x = 811,341,141.43
  5. Step 5: Solve for x
    x = 811,341,141.43/36,863.67
  6. Step 6: Final answer
    x = 22,009.23

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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.