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Finding the Fourth Proportional to 18,325.53, 27,467.06 and 8,444.03

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Solution

The fourth proportional to 18,325.53, 27,467.06 and 8,444.03 is: 12,656.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.53 : 27,467.06 = 8,444.03 : x
  2. Step 2: Convert to fraction form
    18,325.53/27,467.06 = 8,444.03/x
  3. Step 3: Cross multiply
    18,325.53x = 27,467.06 × 8,444.03
  4. Step 4: Simplify right side
    18,325.53x = 231,932,499.10
  5. Step 5: Solve for x
    x = 231,932,499.10/18,325.53
  6. Step 6: Final answer
    x = 12,656.25

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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.