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Finding the Fourth Proportional to 36,373.96, 54,612.02 and 18,617.32

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Solution

The fourth proportional to 36,373.96, 54,612.02 and 18,617.32 is: 27,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,373.96 : 54,612.02 = 18,617.32 : x
  2. Step 2: Convert to fraction form
    36,373.96/54,612.02 = 18,617.32/x
  3. Step 3: Cross multiply
    36,373.96x = 54,612.02 × 18,617.32
  4. Step 4: Simplify right side
    36,373.96x = 1,016,729,452.19
  5. Step 5: Solve for x
    x = 1,016,729,452.19/36,373.96
  6. Step 6: Final answer
    x = 27,952.12

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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.