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Finding the Fourth Proportional to 62,597.43, 86,334.15 and 55,027.65

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Solution

The fourth proportional to 62,597.43, 86,334.15 and 55,027.65 is: 75,893.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,597.43 : 86,334.15 = 55,027.65 : x
  2. Step 2: Convert to fraction form
    62,597.43/86,334.15 = 55,027.65/x
  3. Step 3: Cross multiply
    62,597.43x = 86,334.15 × 55,027.65
  4. Step 4: Simplify right side
    62,597.43x = 4,750,765,389.25
  5. Step 5: Solve for x
    x = 4,750,765,389.25/62,597.43
  6. Step 6: Final answer
    x = 75,893.94

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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.