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Finding the Fourth Proportional to 11,560.74, 17,341.38 and 5,325.98

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Solution

The fourth proportional to 11,560.74, 17,341.38 and 5,325.98 is: 7,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.74 : 17,341.38 = 5,325.98 : x
  2. Step 2: Convert to fraction form
    11,560.74/17,341.38 = 5,325.98/x
  3. Step 3: Cross multiply
    11,560.74x = 17,341.38 × 5,325.98
  4. Step 4: Simplify right side
    11,560.74x = 92,359,756.35
  5. Step 5: Solve for x
    x = 92,359,756.35/11,560.74
  6. Step 6: Final answer
    x = 7,989.09

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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.