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Finding the Fourth Proportional to 8,789.34, 13,186.12 and 3,595.23

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Solution

The fourth proportional to 8,789.34, 13,186.12 and 3,595.23 is: 5,393.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.34 : 13,186.12 = 3,595.23 : x
  2. Step 2: Convert to fraction form
    8,789.34/13,186.12 = 3,595.23/x
  3. Step 3: Cross multiply
    8,789.34x = 13,186.12 × 3,595.23
  4. Step 4: Simplify right side
    8,789.34x = 47,407,059.29
  5. Step 5: Solve for x
    x = 47,407,059.29/8,789.34
  6. Step 6: Final answer
    x = 5,393.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.