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Finding the Fourth Proportional to 54,204.10, 81,196.80 and 54,204.10

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Solution

The fourth proportional to 54,204.10, 81,196.80 and 54,204.10 is: 81,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.10 : 81,196.80 = 54,204.10 : x
  2. Step 2: Convert to fraction form
    54,204.10/81,196.80 = 54,204.10/x
  3. Step 3: Cross multiply
    54,204.10x = 81,196.80 × 54,204.10
  4. Step 4: Simplify right side
    54,204.10x = 4,401,199,466.88
  5. Step 5: Solve for x
    x = 4,401,199,466.88/54,204.10
  6. Step 6: Final answer
    x = 81,196.80

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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.