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Finding the Fourth Proportional to 23,489.48, 35,234.24 and 7,907.12

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Solution

The fourth proportional to 23,489.48, 35,234.24 and 7,907.12 is: 11,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.48 : 35,234.24 = 7,907.12 : x
  2. Step 2: Convert to fraction form
    23,489.48/35,234.24 = 7,907.12/x
  3. Step 3: Cross multiply
    23,489.48x = 35,234.24 × 7,907.12
  4. Step 4: Simplify right side
    23,489.48x = 278,601,363.79
  5. Step 5: Solve for x
    x = 278,601,363.79/23,489.48
  6. Step 6: Final answer
    x = 11,860.69

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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.