Home / 47,626.44-71,432.64-12,568.56

Finding the Fourth Proportional to 47,626.44, 71,432.64 and 12,568.56

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Solution

The fourth proportional to 47,626.44, 71,432.64 and 12,568.56 is: 18,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,626.44 : 71,432.64 = 12,568.56 : x
  2. Step 2: Convert to fraction form
    47,626.44/71,432.64 = 12,568.56/x
  3. Step 3: Cross multiply
    47,626.44x = 71,432.64 × 12,568.56
  4. Step 4: Simplify right side
    47,626.44x = 897,805,421.80
  5. Step 5: Solve for x
    x = 897,805,421.80/47,626.44
  6. Step 6: Final answer
    x = 18,850.99

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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.