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Finding the Fourth Proportional to 143,062.87, 214,571.07 and 58,805.96

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Solution

The fourth proportional to 143,062.87, 214,571.07 and 58,805.96 is: 88,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,062.87 : 214,571.07 = 58,805.96 : x
  2. Step 2: Convert to fraction form
    143,062.87/214,571.07 = 58,805.96/x
  3. Step 3: Cross multiply
    143,062.87x = 214,571.07 × 58,805.96
  4. Step 4: Simplify right side
    143,062.87x = 12,618,057,759.58
  5. Step 5: Solve for x
    x = 12,618,057,759.58/143,062.87
  6. Step 6: Final answer
    x = 88,199.39

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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.