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Finding the Fourth Proportional to 15,295.62, 22,906.52 and 8,701.82

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Solution

The fourth proportional to 15,295.62, 22,906.52 and 8,701.82 is: 13,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.62 : 22,906.52 = 8,701.82 : x
  2. Step 2: Convert to fraction form
    15,295.62/22,906.52 = 8,701.82/x
  3. Step 3: Cross multiply
    15,295.62x = 22,906.52 × 8,701.82
  4. Step 4: Simplify right side
    15,295.62x = 199,328,255.82
  5. Step 5: Solve for x
    x = 199,328,255.82/15,295.62
  6. Step 6: Final answer
    x = 13,031.72

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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.