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Finding the Fourth Proportional to 54,000.12, 81,012.02 and 16,563

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Solution

The fourth proportional to 54,000.12, 81,012.02 and 16,563 is: 24,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,000.12 : 81,012.02 = 16,563 : x
  2. Step 2: Convert to fraction form
    54,000.12/81,012.02 = 16,563/x
  3. Step 3: Cross multiply
    54,000.12x = 81,012.02 × 16,563
  4. Step 4: Simplify right side
    54,000.12x = 1,341,802,004.45
  5. Step 5: Solve for x
    x = 1,341,802,004.45/54,000.12
  6. Step 6: Final answer
    x = 24,848.13

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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.