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Finding the Fourth Proportional to 58,593.88, 80,859.36 and 31,736.32

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Solution

The fourth proportional to 58,593.88, 80,859.36 and 31,736.32 is: 43,796.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,593.88 : 80,859.36 = 31,736.32 : x
  2. Step 2: Convert to fraction form
    58,593.88/80,859.36 = 31,736.32/x
  3. Step 3: Cross multiply
    58,593.88x = 80,859.36 × 31,736.32
  4. Step 4: Simplify right side
    58,593.88x = 2,566,178,523.96
  5. Step 5: Solve for x
    x = 2,566,178,523.96/58,593.88
  6. Step 6: Final answer
    x = 43,796.02

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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.