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Finding the Fourth Proportional to 5,916.50, 8,147.69 and 5,541.29

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Solution

The fourth proportional to 5,916.50, 8,147.69 and 5,541.29 is: 7,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.50 : 8,147.69 = 5,541.29 : x
  2. Step 2: Convert to fraction form
    5,916.50/8,147.69 = 5,541.29/x
  3. Step 3: Cross multiply
    5,916.50x = 8,147.69 × 5,541.29
  4. Step 4: Simplify right side
    5,916.50x = 45,148,713.12
  5. Step 5: Solve for x
    x = 45,148,713.12/5,916.50
  6. Step 6: Final answer
    x = 7,630.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.