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Finding the Fourth Proportional to 23,757.57, 35,602.34 and 12,078.99

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Solution

The fourth proportional to 23,757.57, 35,602.34 and 12,078.99 is: 18,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,757.57 : 35,602.34 = 12,078.99 : x
  2. Step 2: Convert to fraction form
    23,757.57/35,602.34 = 12,078.99/x
  3. Step 3: Cross multiply
    23,757.57x = 35,602.34 × 12,078.99
  4. Step 4: Simplify right side
    23,757.57x = 430,040,248.44
  5. Step 5: Solve for x
    x = 430,040,248.44/23,757.57
  6. Step 6: Final answer
    x = 18,101.19

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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.