Home / 54,912.04-75,778.68-29,761.54

Finding the Fourth Proportional to 54,912.04, 75,778.68 and 29,761.54

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Solution

The fourth proportional to 54,912.04, 75,778.68 and 29,761.54 is: 41,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.04 : 75,778.68 = 29,761.54 : x
  2. Step 2: Convert to fraction form
    54,912.04/75,778.68 = 29,761.54/x
  3. Step 3: Cross multiply
    54,912.04x = 75,778.68 × 29,761.54
  4. Step 4: Simplify right side
    54,912.04x = 2,255,290,215.97
  5. Step 5: Solve for x
    x = 2,255,290,215.97/54,912.04
  6. Step 6: Final answer
    x = 41,070.96

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1.5x scale

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.