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Finding the Fourth Proportional to 40,504.62, 55,893.70 and 25,396.62

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Solution

The fourth proportional to 40,504.62, 55,893.70 and 25,396.62 is: 35,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.62 : 55,893.70 = 25,396.62 : x
  2. Step 2: Convert to fraction form
    40,504.62/55,893.70 = 25,396.62/x
  3. Step 3: Cross multiply
    40,504.62x = 55,893.70 × 25,396.62
  4. Step 4: Simplify right side
    40,504.62x = 1,419,511,059.29
  5. Step 5: Solve for x
    x = 1,419,511,059.29/40,504.62
  6. Step 6: Final answer
    x = 35,045.66

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1.5x scale

Why These Related Problems?

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