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Finding the Fourth Proportional to 54,693.53, 81,975.80 and 24,672.63

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Solution

The fourth proportional to 54,693.53, 81,975.80 and 24,672.63 is: 36,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.53 : 81,975.80 = 24,672.63 : x
  2. Step 2: Convert to fraction form
    54,693.53/81,975.80 = 24,672.63/x
  3. Step 3: Cross multiply
    54,693.53x = 81,975.80 × 24,672.63
  4. Step 4: Simplify right side
    54,693.53x = 2,022,558,458.99
  5. Step 5: Solve for x
    x = 2,022,558,458.99/54,693.53
  6. Step 6: Final answer
    x = 36,979.85

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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.