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Finding the Fourth Proportional to 23,958.45, 35,944.61 and 9,915.89

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Solution

The fourth proportional to 23,958.45, 35,944.61 and 9,915.89 is: 14,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,958.45 : 35,944.61 = 9,915.89 : x
  2. Step 2: Convert to fraction form
    23,958.45/35,944.61 = 9,915.89/x
  3. Step 3: Cross multiply
    23,958.45x = 35,944.61 × 9,915.89
  4. Step 4: Simplify right side
    23,958.45x = 356,422,625.33
  5. Step 5: Solve for x
    x = 356,422,625.33/23,958.45
  6. Step 6: Final answer
    x = 14,876.70

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1.5x scale

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.