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Finding the Fourth Proportional to 71,492.75, 107,246.42 and 24,745.49

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Solution

The fourth proportional to 71,492.75, 107,246.42 and 24,745.49 is: 37,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,492.75 : 107,246.42 = 24,745.49 : x
  2. Step 2: Convert to fraction form
    71,492.75/107,246.42 = 24,745.49/x
  3. Step 3: Cross multiply
    71,492.75x = 107,246.42 × 24,745.49
  4. Step 4: Simplify right side
    71,492.75x = 2,653,865,213.65
  5. Step 5: Solve for x
    x = 2,653,865,213.65/71,492.75
  6. Step 6: Final answer
    x = 37,120.76

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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.