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Finding the Fourth Proportional to 58,584.87, 80,808.68 and 41,382.50

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Solution

The fourth proportional to 58,584.87, 80,808.68 and 41,382.50 is: 57,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,584.87 : 80,808.68 = 41,382.50 : x
  2. Step 2: Convert to fraction form
    58,584.87/80,808.68 = 41,382.50/x
  3. Step 3: Cross multiply
    58,584.87x = 80,808.68 × 41,382.50
  4. Step 4: Simplify right side
    58,584.87x = 3,344,064,589.14
  5. Step 5: Solve for x
    x = 3,344,064,589.14/58,584.87
  6. Step 6: Final answer
    x = 57,080.69

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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.