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Finding the Fourth Proportional to 21,837.33, 32,750.33 and 6,251.31

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Solution

The fourth proportional to 21,837.33, 32,750.33 and 6,251.31 is: 9,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837.33 : 32,750.33 = 6,251.31 : x
  2. Step 2: Convert to fraction form
    21,837.33/32,750.33 = 6,251.31/x
  3. Step 3: Cross multiply
    21,837.33x = 32,750.33 × 6,251.31
  4. Step 4: Simplify right side
    21,837.33x = 204,732,434.18
  5. Step 5: Solve for x
    x = 204,732,434.18/21,837.33
  6. Step 6: Final answer
    x = 9,375.34

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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.