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Finding the Fourth Proportional to 36,980.55, 55,454.22 and 17,264.88

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Solution

The fourth proportional to 36,980.55, 55,454.22 and 17,264.88 is: 25,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,980.55 : 55,454.22 = 17,264.88 : x
  2. Step 2: Convert to fraction form
    36,980.55/55,454.22 = 17,264.88/x
  3. Step 3: Cross multiply
    36,980.55x = 55,454.22 × 17,264.88
  4. Step 4: Simplify right side
    36,980.55x = 957,410,453.79
  5. Step 5: Solve for x
    x = 957,410,453.79/36,980.55
  6. Step 6: Final answer
    x = 25,889.57

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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.