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Finding the Fourth Proportional to 21,843.52, 32,766.88 and 6,262.32

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Solution

The fourth proportional to 21,843.52, 32,766.88 and 6,262.32 is: 9,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843.52 : 32,766.88 = 6,262.32 : x
  2. Step 2: Convert to fraction form
    21,843.52/32,766.88 = 6,262.32/x
  3. Step 3: Cross multiply
    21,843.52x = 32,766.88 × 6,262.32
  4. Step 4: Simplify right side
    21,843.52x = 205,196,687.96
  5. Step 5: Solve for x
    x = 205,196,687.96/21,843.52
  6. Step 6: Final answer
    x = 9,393.94

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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.