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Finding the Fourth Proportional to 58,033.67, 87,063.53 and 18,593.15

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Solution

The fourth proportional to 58,033.67, 87,063.53 and 18,593.15 is: 27,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,033.67 : 87,063.53 = 18,593.15 : x
  2. Step 2: Convert to fraction form
    58,033.67/87,063.53 = 18,593.15/x
  3. Step 3: Cross multiply
    58,033.67x = 87,063.53 × 18,593.15
  4. Step 4: Simplify right side
    58,033.67x = 1,618,784,744.54
  5. Step 5: Solve for x
    x = 1,618,784,744.54/58,033.67
  6. Step 6: Final answer
    x = 27,893.89

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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.