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Finding the Fourth Proportional to 29,937.60, 41,311.08 and 17,361

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Solution

The fourth proportional to 29,937.60, 41,311.08 and 17,361 is: 23,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,937.60 : 41,311.08 = 17,361 : x
  2. Step 2: Convert to fraction form
    29,937.60/41,311.08 = 17,361/x
  3. Step 3: Cross multiply
    29,937.60x = 41,311.08 × 17,361
  4. Step 4: Simplify right side
    29,937.60x = 717,201,659.88
  5. Step 5: Solve for x
    x = 717,201,659.88/29,937.60
  6. Step 6: Final answer
    x = 23,956.55

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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.