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Finding the Fourth Proportional to 40,168.52, 55,435.88 and 22,269.14

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Solution

The fourth proportional to 40,168.52, 55,435.88 and 22,269.14 is: 30,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,168.52 : 55,435.88 = 22,269.14 : x
  2. Step 2: Convert to fraction form
    40,168.52/55,435.88 = 22,269.14/x
  3. Step 3: Cross multiply
    40,168.52x = 55,435.88 × 22,269.14
  4. Step 4: Simplify right side
    40,168.52x = 1,234,509,261.40
  5. Step 5: Solve for x
    x = 1,234,509,261.40/40,168.52
  6. Step 6: Final answer
    x = 30,733.25

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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.