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Finding the Fourth Proportional to 11,638.71, 17,458.07 and 5,063.36

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Solution

The fourth proportional to 11,638.71, 17,458.07 and 5,063.36 is: 7,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.71 : 17,458.07 = 5,063.36 : x
  2. Step 2: Convert to fraction form
    11,638.71/17,458.07 = 5,063.36/x
  3. Step 3: Cross multiply
    11,638.71x = 17,458.07 × 5,063.36
  4. Step 4: Simplify right side
    11,638.71x = 88,396,500.27
  5. Step 5: Solve for x
    x = 88,396,500.27/11,638.71
  6. Step 6: Final answer
    x = 7,595.04

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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.