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Finding the Fourth Proportional to 5,401.74, 8,101.89 and 1,505.82

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Solution

The fourth proportional to 5,401.74, 8,101.89 and 1,505.82 is: 2,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.74 : 8,101.89 = 1,505.82 : x
  2. Step 2: Convert to fraction form
    5,401.74/8,101.89 = 1,505.82/x
  3. Step 3: Cross multiply
    5,401.74x = 8,101.89 × 1,505.82
  4. Step 4: Simplify right side
    5,401.74x = 12,199,988.00
  5. Step 5: Solve for x
    x = 12,199,988.00/5,401.74
  6. Step 6: Final answer
    x = 2,258.53

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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.