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Finding the Fourth Proportional to 10,951.35, 16,425.23 and 3,054.40

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Solution

The fourth proportional to 10,951.35, 16,425.23 and 3,054.40 is: 4,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.35 : 16,425.23 = 3,054.40 : x
  2. Step 2: Convert to fraction form
    10,951.35/16,425.23 = 3,054.40/x
  3. Step 3: Cross multiply
    10,951.35x = 16,425.23 × 3,054.40
  4. Step 4: Simplify right side
    10,951.35x = 50,169,255.94
  5. Step 5: Solve for x
    x = 50,169,255.94/10,951.35
  6. Step 6: Final answer
    x = 4,581.10

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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.