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Finding the Fourth Proportional to 61,825.46, 92,735.29 and 25,787.03

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Solution

The fourth proportional to 61,825.46, 92,735.29 and 25,787.03 is: 38,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,825.46 : 92,735.29 = 25,787.03 : x
  2. Step 2: Convert to fraction form
    61,825.46/92,735.29 = 25,787.03/x
  3. Step 3: Cross multiply
    61,825.46x = 92,735.29 × 25,787.03
  4. Step 4: Simplify right side
    61,825.46x = 2,391,367,872.66
  5. Step 5: Solve for x
    x = 2,391,367,872.66/61,825.46
  6. Step 6: Final answer
    x = 38,679.34

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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.