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Finding the Fourth Proportional to 23,497.52, 35,246.24 and 7,915.12

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Solution

The fourth proportional to 23,497.52, 35,246.24 and 7,915.12 is: 11,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,497.52 : 35,246.24 = 7,915.12 : x
  2. Step 2: Convert to fraction form
    23,497.52/35,246.24 = 7,915.12/x
  3. Step 3: Cross multiply
    23,497.52x = 35,246.24 × 7,915.12
  4. Step 4: Simplify right side
    23,497.52x = 278,978,219.15
  5. Step 5: Solve for x
    x = 278,978,219.15/23,497.52
  6. Step 6: Final answer
    x = 11,872.67

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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.