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Finding the Fourth Proportional to 16,904.43, 25,348.95 and 9,004.95

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Solution

The fourth proportional to 16,904.43, 25,348.95 and 9,004.95 is: 13,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.43 : 25,348.95 = 9,004.95 : x
  2. Step 2: Convert to fraction form
    16,904.43/25,348.95 = 9,004.95/x
  3. Step 3: Cross multiply
    16,904.43x = 25,348.95 × 9,004.95
  4. Step 4: Simplify right side
    16,904.43x = 228,266,027.30
  5. Step 5: Solve for x
    x = 228,266,027.30/16,904.43
  6. Step 6: Final answer
    x = 13,503.33

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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.