Home / 55,753.92-76,940.99-30,260.52

Finding the Fourth Proportional to 55,753.92, 76,940.99 and 30,260.52

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Solution

The fourth proportional to 55,753.92, 76,940.99 and 30,260.52 is: 41,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,753.92 : 76,940.99 = 30,260.52 : x
  2. Step 2: Convert to fraction form
    55,753.92/76,940.99 = 30,260.52/x
  3. Step 3: Cross multiply
    55,753.92x = 76,940.99 × 30,260.52
  4. Step 4: Simplify right side
    55,753.92x = 2,328,274,328.89
  5. Step 5: Solve for x
    x = 2,328,274,328.89/55,753.92
  6. Step 6: Final answer
    x = 41,759.83

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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.