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Finding the Fourth Proportional to 11,773.54, 17,658.69 and 6,845.50

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Solution

The fourth proportional to 11,773.54, 17,658.69 and 6,845.50 is: 10,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.54 : 17,658.69 = 6,845.50 : x
  2. Step 2: Convert to fraction form
    11,773.54/17,658.69 = 6,845.50/x
  3. Step 3: Cross multiply
    11,773.54x = 17,658.69 × 6,845.50
  4. Step 4: Simplify right side
    11,773.54x = 120,882,562.40
  5. Step 5: Solve for x
    x = 120,882,562.40/11,773.54
  6. Step 6: Final answer
    x = 10,267.31

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1.5x scale

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.