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Finding the Fourth Proportional to 101,379.25, 152,069.15 and 27,507.25

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Solution

The fourth proportional to 101,379.25, 152,069.15 and 27,507.25 is: 41,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,379.25 : 152,069.15 = 27,507.25 : x
  2. Step 2: Convert to fraction form
    101,379.25/152,069.15 = 27,507.25/x
  3. Step 3: Cross multiply
    101,379.25x = 152,069.15 × 27,507.25
  4. Step 4: Simplify right side
    101,379.25x = 4,183,004,126.34
  5. Step 5: Solve for x
    x = 4,183,004,126.34/101,379.25
  6. Step 6: Final answer
    x = 41,260.95

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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.