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Finding the Fourth Proportional to 62,537.44, 86,301.80 and 33,857.40

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Solution

The fourth proportional to 62,537.44, 86,301.80 and 33,857.40 is: 46,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,537.44 : 86,301.80 = 33,857.40 : x
  2. Step 2: Convert to fraction form
    62,537.44/86,301.80 = 33,857.40/x
  3. Step 3: Cross multiply
    62,537.44x = 86,301.80 × 33,857.40
  4. Step 4: Simplify right side
    62,537.44x = 2,921,954,432.21
  5. Step 5: Solve for x
    x = 2,921,954,432.21/62,537.44
  6. Step 6: Final answer
    x = 46,723.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.