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Finding the Fourth Proportional to 15,992.75, 23,977.89 and 7,103.27

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Solution

The fourth proportional to 15,992.75, 23,977.89 and 7,103.27 is: 10,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.75 : 23,977.89 = 7,103.27 : x
  2. Step 2: Convert to fraction form
    15,992.75/23,977.89 = 7,103.27/x
  3. Step 3: Cross multiply
    15,992.75x = 23,977.89 × 7,103.27
  4. Step 4: Simplify right side
    15,992.75x = 170,321,306.81
  5. Step 5: Solve for x
    x = 170,321,306.81/15,992.75
  6. Step 6: Final answer
    x = 10,649.91

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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.