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Finding the Fourth Proportional to 23,274.60, 34,917.72 and 7,481.02

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Solution

The fourth proportional to 23,274.60, 34,917.72 and 7,481.02 is: 11,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.60 : 34,917.72 = 7,481.02 : x
  2. Step 2: Convert to fraction form
    23,274.60/34,917.72 = 7,481.02/x
  3. Step 3: Cross multiply
    23,274.60x = 34,917.72 × 7,481.02
  4. Step 4: Simplify right side
    23,274.60x = 261,220,161.67
  5. Step 5: Solve for x
    x = 261,220,161.67/23,274.60
  6. Step 6: Final answer
    x = 11,223.40

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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.