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Finding the Fourth Proportional to 54,504.63, 81,747.49 and 15,051.15

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Solution

The fourth proportional to 54,504.63, 81,747.49 and 15,051.15 is: 22,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,504.63 : 81,747.49 = 15,051.15 : x
  2. Step 2: Convert to fraction form
    54,504.63/81,747.49 = 15,051.15/x
  3. Step 3: Cross multiply
    54,504.63x = 81,747.49 × 15,051.15
  4. Step 4: Simplify right side
    54,504.63x = 1,230,393,734.11
  5. Step 5: Solve for x
    x = 1,230,393,734.11/54,504.63
  6. Step 6: Final answer
    x = 22,574.11

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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.