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Finding the Fourth Proportional to 54,696.88, 82,059.16 and 15,254

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Solution

The fourth proportional to 54,696.88, 82,059.16 and 15,254 is: 22,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.88 : 82,059.16 = 15,254 : x
  2. Step 2: Convert to fraction form
    54,696.88/82,059.16 = 15,254/x
  3. Step 3: Cross multiply
    54,696.88x = 82,059.16 × 15,254
  4. Step 4: Simplify right side
    54,696.88x = 1,251,730,426.64
  5. Step 5: Solve for x
    x = 1,251,730,426.64/54,696.88
  6. Step 6: Final answer
    x = 22,884.86

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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.