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Finding the Fourth Proportional to 16,892.70, 25,336.65 and 5,799.90

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Solution

The fourth proportional to 16,892.70, 25,336.65 and 5,799.90 is: 8,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,892.70 : 25,336.65 = 5,799.90 : x
  2. Step 2: Convert to fraction form
    16,892.70/25,336.65 = 5,799.90/x
  3. Step 3: Cross multiply
    16,892.70x = 25,336.65 × 5,799.90
  4. Step 4: Simplify right side
    16,892.70x = 146,950,036.34
  5. Step 5: Solve for x
    x = 146,950,036.34/16,892.70
  6. Step 6: Final answer
    x = 8,699.03

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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.