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Finding the Fourth Proportional to 11,961.04, 16,505.04 and 7,245.04

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Solution

The fourth proportional to 11,961.04, 16,505.04 and 7,245.04 is: 9,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.04 : 16,505.04 = 7,245.04 : x
  2. Step 2: Convert to fraction form
    11,961.04/16,505.04 = 7,245.04/x
  3. Step 3: Cross multiply
    11,961.04x = 16,505.04 × 7,245.04
  4. Step 4: Simplify right side
    11,961.04x = 119,579,675.00
  5. Step 5: Solve for x
    x = 119,579,675.00/11,961.04
  6. Step 6: Final answer
    x = 9,997.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.