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Finding the Fourth Proportional to 58,952.07, 81,357.82 and 35,991.61

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Solution

The fourth proportional to 58,952.07, 81,357.82 and 35,991.61 is: 49,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,952.07 : 81,357.82 = 35,991.61 : x
  2. Step 2: Convert to fraction form
    58,952.07/81,357.82 = 35,991.61/x
  3. Step 3: Cross multiply
    58,952.07x = 81,357.82 × 35,991.61
  4. Step 4: Simplify right side
    58,952.07x = 2,928,198,634.52
  5. Step 5: Solve for x
    x = 2,928,198,634.52/58,952.07
  6. Step 6: Final answer
    x = 49,670.84

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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.