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Finding the Fourth Proportional to 9,013.41, 13,521.41 and 2,773.95

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Solution

The fourth proportional to 9,013.41, 13,521.41 and 2,773.95 is: 4,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.41 : 13,521.41 = 2,773.95 : x
  2. Step 2: Convert to fraction form
    9,013.41/13,521.41 = 2,773.95/x
  3. Step 3: Cross multiply
    9,013.41x = 13,521.41 × 2,773.95
  4. Step 4: Simplify right side
    9,013.41x = 37,507,715.27
  5. Step 5: Solve for x
    x = 37,507,715.27/9,013.41
  6. Step 6: Final answer
    x = 4,161.32

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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.