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Finding the Fourth Proportional to 29,672.80, 44,292.50 and 25,936

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Solution

The fourth proportional to 29,672.80, 44,292.50 and 25,936 is: 38,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.80 : 44,292.50 = 25,936 : x
  2. Step 2: Convert to fraction form
    29,672.80/44,292.50 = 25,936/x
  3. Step 3: Cross multiply
    29,672.80x = 44,292.50 × 25,936
  4. Step 4: Simplify right side
    29,672.80x = 1,148,770,280
  5. Step 5: Solve for x
    x = 1,148,770,280/29,672.80
  6. Step 6: Final answer
    x = 38,714.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.