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Finding the Fourth Proportional to 48,854.80, 73,237.80 and 17,668

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Solution

The fourth proportional to 48,854.80, 73,237.80 and 17,668 is: 26,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,854.80 : 73,237.80 = 17,668 : x
  2. Step 2: Convert to fraction form
    48,854.80/73,237.80 = 17,668/x
  3. Step 3: Cross multiply
    48,854.80x = 73,237.80 × 17,668
  4. Step 4: Simplify right side
    48,854.80x = 1,293,965,450.40
  5. Step 5: Solve for x
    x = 1,293,965,450.40/48,854.80
  6. Step 6: Final answer
    x = 26,485.94

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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.