Home / 44,251.56-66,366.88-12,660.64

Finding the Fourth Proportional to 44,251.56, 66,366.88 and 12,660.64

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Solution

The fourth proportional to 44,251.56, 66,366.88 and 12,660.64 is: 18,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,251.56 : 66,366.88 = 12,660.64 : x
  2. Step 2: Convert to fraction form
    44,251.56/66,366.88 = 12,660.64/x
  3. Step 3: Cross multiply
    44,251.56x = 66,366.88 × 12,660.64
  4. Step 4: Simplify right side
    44,251.56x = 840,247,175.60
  5. Step 5: Solve for x
    x = 840,247,175.60/44,251.56
  6. Step 6: Final answer
    x = 18,987.97

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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.