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Finding the Fourth Proportional to 58,593.80, 80,859.51 and 31,736.52

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Solution

The fourth proportional to 58,593.80, 80,859.51 and 31,736.52 is: 43,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,593.80 : 80,859.51 = 31,736.52 : x
  2. Step 2: Convert to fraction form
    58,593.80/80,859.51 = 31,736.52/x
  3. Step 3: Cross multiply
    58,593.80x = 80,859.51 × 31,736.52
  4. Step 4: Simplify right side
    58,593.80x = 2,566,199,456.31
  5. Step 5: Solve for x
    x = 2,566,199,456.31/58,593.80
  6. Step 6: Final answer
    x = 43,796.44

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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.