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Finding the Fourth Proportional to 11,558.63, 17,340.11 and 4,633.67

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Solution

The fourth proportional to 11,558.63, 17,340.11 and 4,633.67 is: 6,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.63 : 17,340.11 = 4,633.67 : x
  2. Step 2: Convert to fraction form
    11,558.63/17,340.11 = 4,633.67/x
  3. Step 3: Cross multiply
    11,558.63x = 17,340.11 × 4,633.67
  4. Step 4: Simplify right side
    11,558.63x = 80,348,347.50
  5. Step 5: Solve for x
    x = 80,348,347.50/11,558.63
  6. Step 6: Final answer
    x = 6,951.37

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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.