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Finding the Fourth Proportional to 195,570.96, 269,879.76 and 110,692.72

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Solution

The fourth proportional to 195,570.96, 269,879.76 and 110,692.72 is: 152,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,570.96 : 269,879.76 = 110,692.72 : x
  2. Step 2: Convert to fraction form
    195,570.96/269,879.76 = 110,692.72/x
  3. Step 3: Cross multiply
    195,570.96x = 269,879.76 × 110,692.72
  4. Step 4: Simplify right side
    195,570.96x = 29,873,724,707.35
  5. Step 5: Solve for x
    x = 29,873,724,707.35/195,570.96
  6. Step 6: Final answer
    x = 152,751.33

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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.