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Finding the Fourth Proportional to 15,194.52, 22,799.78 and 7,798.98

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Solution

The fourth proportional to 15,194.52, 22,799.78 and 7,798.98 is: 11,702.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194.52 : 22,799.78 = 7,798.98 : x
  2. Step 2: Convert to fraction form
    15,194.52/22,799.78 = 7,798.98/x
  3. Step 3: Cross multiply
    15,194.52x = 22,799.78 × 7,798.98
  4. Step 4: Simplify right side
    15,194.52x = 177,815,103.97
  5. Step 5: Solve for x
    x = 177,815,103.97/15,194.52
  6. Step 6: Final answer
    x = 11,702.58

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1.5x scale

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.