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Finding the Fourth Proportional to 23,850.36, 35,775.78 and 7,210.54

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Solution

The fourth proportional to 23,850.36, 35,775.78 and 7,210.54 is: 10,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,850.36 : 35,775.78 = 7,210.54 : x
  2. Step 2: Convert to fraction form
    23,850.36/35,775.78 = 7,210.54/x
  3. Step 3: Cross multiply
    23,850.36x = 35,775.78 × 7,210.54
  4. Step 4: Simplify right side
    23,850.36x = 257,962,692.72
  5. Step 5: Solve for x
    x = 257,962,692.72/23,850.36
  6. Step 6: Final answer
    x = 10,815.88

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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.