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Finding the Fourth Proportional to 57,473.30, 86,209.87 and 18,033.49

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Solution

The fourth proportional to 57,473.30, 86,209.87 and 18,033.49 is: 27,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,473.30 : 86,209.87 = 18,033.49 : x
  2. Step 2: Convert to fraction form
    57,473.30/86,209.87 = 18,033.49/x
  3. Step 3: Cross multiply
    57,473.30x = 86,209.87 × 18,033.49
  4. Step 4: Simplify right side
    57,473.30x = 1,554,664,828.55
  5. Step 5: Solve for x
    x = 1,554,664,828.55/57,473.30
  6. Step 6: Final answer
    x = 27,050.21

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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.