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Finding the Fourth Proportional to 8,831.89, 12,182.60 and 5,244.41

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Solution

The fourth proportional to 8,831.89, 12,182.60 and 5,244.41 is: 7,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.89 : 12,182.60 = 5,244.41 : x
  2. Step 2: Convert to fraction form
    8,831.89/12,182.60 = 5,244.41/x
  3. Step 3: Cross multiply
    8,831.89x = 12,182.60 × 5,244.41
  4. Step 4: Simplify right side
    8,831.89x = 63,890,549.27
  5. Step 5: Solve for x
    x = 63,890,549.27/8,831.89
  6. Step 6: Final answer
    x = 7,234.08

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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.