Home / 54,197.64-81,266.76-16,747.56

Finding the Fourth Proportional to 54,197.64, 81,266.76 and 16,747.56

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Solution

The fourth proportional to 54,197.64, 81,266.76 and 16,747.56 is: 25,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,197.64 : 81,266.76 = 16,747.56 : x
  2. Step 2: Convert to fraction form
    54,197.64/81,266.76 = 16,747.56/x
  3. Step 3: Cross multiply
    54,197.64x = 81,266.76 × 16,747.56
  4. Step 4: Simplify right side
    54,197.64x = 1,361,019,939.11
  5. Step 5: Solve for x
    x = 1,361,019,939.11/54,197.64
  6. Step 6: Final answer
    x = 25,112.16

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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.