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Finding the Fourth Proportional to 52,605.25, 72,595.25 and 30,249.25

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Solution

The fourth proportional to 52,605.25, 72,595.25 and 30,249.25 is: 41,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,605.25 : 72,595.25 = 30,249.25 : x
  2. Step 2: Convert to fraction form
    52,605.25/72,595.25 = 30,249.25/x
  3. Step 3: Cross multiply
    52,605.25x = 72,595.25 × 30,249.25
  4. Step 4: Simplify right side
    52,605.25x = 2,195,951,866.06
  5. Step 5: Solve for x
    x = 2,195,951,866.06/52,605.25
  6. Step 6: Final answer
    x = 41,743.97

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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.