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Finding the Fourth Proportional to 5,167.41, 7,131.15 and 2,929.52

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Solution

The fourth proportional to 5,167.41, 7,131.15 and 2,929.52 is: 4,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.41 : 7,131.15 = 2,929.52 : x
  2. Step 2: Convert to fraction form
    5,167.41/7,131.15 = 2,929.52/x
  3. Step 3: Cross multiply
    5,167.41x = 7,131.15 × 2,929.52
  4. Step 4: Simplify right side
    5,167.41x = 20,890,810.89
  5. Step 5: Solve for x
    x = 20,890,810.89/5,167.41
  6. Step 6: Final answer
    x = 4,042.80

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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.