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Finding the Fourth Proportional to 8,300.88, 12,455.33 and 4,141.49

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Solution

The fourth proportional to 8,300.88, 12,455.33 and 4,141.49 is: 6,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.88 : 12,455.33 = 4,141.49 : x
  2. Step 2: Convert to fraction form
    8,300.88/12,455.33 = 4,141.49/x
  3. Step 3: Cross multiply
    8,300.88x = 12,455.33 × 4,141.49
  4. Step 4: Simplify right side
    8,300.88x = 51,583,541.66
  5. Step 5: Solve for x
    x = 51,583,541.66/8,300.88
  6. Step 6: Final answer
    x = 6,214.23

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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.