Home / 69,449.06-95,834.73-40,769.90

Finding the Fourth Proportional to 69,449.06, 95,834.73 and 40,769.90

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Solution

The fourth proportional to 69,449.06, 95,834.73 and 40,769.90 is: 56,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449.06 : 95,834.73 = 40,769.90 : x
  2. Step 2: Convert to fraction form
    69,449.06/95,834.73 = 40,769.90/x
  3. Step 3: Cross multiply
    69,449.06x = 95,834.73 × 40,769.90
  4. Step 4: Simplify right side
    69,449.06x = 3,907,172,358.63
  5. Step 5: Solve for x
    x = 3,907,172,358.63/69,449.06
  6. Step 6: Final answer
    x = 56,259.54

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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.