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Finding the Fourth Proportional to 41,689.14, 57,541.14 and 25,764

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Solution

The fourth proportional to 41,689.14, 57,541.14 and 25,764 is: 35,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.14 : 57,541.14 = 25,764 : x
  2. Step 2: Convert to fraction form
    41,689.14/57,541.14 = 25,764/x
  3. Step 3: Cross multiply
    41,689.14x = 57,541.14 × 25,764
  4. Step 4: Simplify right side
    41,689.14x = 1,482,489,930.96
  5. Step 5: Solve for x
    x = 1,482,489,930.96/41,689.14
  6. Step 6: Final answer
    x = 35,560.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.