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Finding the Fourth Proportional to 29,592.75, 40,839.21 and 17,017.50

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Solution

The fourth proportional to 29,592.75, 40,839.21 and 17,017.50 is: 23,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,592.75 : 40,839.21 = 17,017.50 : x
  2. Step 2: Convert to fraction form
    29,592.75/40,839.21 = 17,017.50/x
  3. Step 3: Cross multiply
    29,592.75x = 40,839.21 × 17,017.50
  4. Step 4: Simplify right side
    29,592.75x = 694,981,256.18
  5. Step 5: Solve for x
    x = 694,981,256.18/29,592.75
  6. Step 6: Final answer
    x = 23,484.85

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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.