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Finding the Fourth Proportional to 17,892.38, 26,841.50 and 7,359.54

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Solution

The fourth proportional to 17,892.38, 26,841.50 and 7,359.54 is: 11,040.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.38 : 26,841.50 = 7,359.54 : x
  2. Step 2: Convert to fraction form
    17,892.38/26,841.50 = 7,359.54/x
  3. Step 3: Cross multiply
    17,892.38x = 26,841.50 × 7,359.54
  4. Step 4: Simplify right side
    17,892.38x = 197,541,056.11
  5. Step 5: Solve for x
    x = 197,541,056.11/17,892.38
  6. Step 6: Final answer
    x = 11,040.52

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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.