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Finding the Fourth Proportional to 23,173.62, 34,751.44 and 7,973.30

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Solution

The fourth proportional to 23,173.62, 34,751.44 and 7,973.30 is: 11,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,173.62 : 34,751.44 = 7,973.30 : x
  2. Step 2: Convert to fraction form
    23,173.62/34,751.44 = 7,973.30/x
  3. Step 3: Cross multiply
    23,173.62x = 34,751.44 × 7,973.30
  4. Step 4: Simplify right side
    23,173.62x = 277,083,764.61
  5. Step 5: Solve for x
    x = 277,083,764.61/23,173.62
  6. Step 6: Final answer
    x = 11,956.86

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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.