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Finding the Fourth Proportional to 25,992.44, 38,992.50 and 7,522.04

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Solution

The fourth proportional to 25,992.44, 38,992.50 and 7,522.04 is: 11,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,992.44 : 38,992.50 = 7,522.04 : x
  2. Step 2: Convert to fraction form
    25,992.44/38,992.50 = 7,522.04/x
  3. Step 3: Cross multiply
    25,992.44x = 38,992.50 × 7,522.04
  4. Step 4: Simplify right side
    25,992.44x = 293,303,144.70
  5. Step 5: Solve for x
    x = 293,303,144.70/25,992.44
  6. Step 6: Final answer
    x = 11,284.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.