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Finding the Fourth Proportional to 25,524.36, 35,224.35 and 15,454.62

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Solution

The fourth proportional to 25,524.36, 35,224.35 and 15,454.62 is: 21,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,524.36 : 35,224.35 = 15,454.62 : x
  2. Step 2: Convert to fraction form
    25,524.36/35,224.35 = 15,454.62/x
  3. Step 3: Cross multiply
    25,524.36x = 35,224.35 × 15,454.62
  4. Step 4: Simplify right side
    25,524.36x = 544,378,944.00
  5. Step 5: Solve for x
    x = 544,378,944.00/25,524.36
  6. Step 6: Final answer
    x = 21,327.82

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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.