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Finding the Fourth Proportional to 17,267.59, 25,900.62 and 5,421.08

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Solution

The fourth proportional to 17,267.59, 25,900.62 and 5,421.08 is: 8,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,267.59 : 25,900.62 = 5,421.08 : x
  2. Step 2: Convert to fraction form
    17,267.59/25,900.62 = 5,421.08/x
  3. Step 3: Cross multiply
    17,267.59x = 25,900.62 × 5,421.08
  4. Step 4: Simplify right side
    17,267.59x = 140,409,377.49
  5. Step 5: Solve for x
    x = 140,409,377.49/17,267.59
  6. Step 6: Final answer
    x = 8,131.38

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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.