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Finding the Fourth Proportional to 45,157.97, 62,315.25 and 25,013.68

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Solution

The fourth proportional to 45,157.97, 62,315.25 and 25,013.68 is: 34,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,157.97 : 62,315.25 = 25,013.68 : x
  2. Step 2: Convert to fraction form
    45,157.97/62,315.25 = 25,013.68/x
  3. Step 3: Cross multiply
    45,157.97x = 62,315.25 × 25,013.68
  4. Step 4: Simplify right side
    45,157.97x = 1,558,733,722.62
  5. Step 5: Solve for x
    x = 1,558,733,722.62/45,157.97
  6. Step 6: Final answer
    x = 34,517.36

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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.