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Finding the Fourth Proportional to 15,843.54, 23,773.20 and 7,076.10

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Solution

The fourth proportional to 15,843.54, 23,773.20 and 7,076.10 is: 10,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843.54 : 23,773.20 = 7,076.10 : x
  2. Step 2: Convert to fraction form
    15,843.54/23,773.20 = 7,076.10/x
  3. Step 3: Cross multiply
    15,843.54x = 23,773.20 × 7,076.10
  4. Step 4: Simplify right side
    15,843.54x = 168,221,540.52
  5. Step 5: Solve for x
    x = 168,221,540.52/15,843.54
  6. Step 6: Final answer
    x = 10,617.67

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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.