Home / 55,755.92-76,943.74-30,262.52

Finding the Fourth Proportional to 55,755.92, 76,943.74 and 30,262.52

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Solution

The fourth proportional to 55,755.92, 76,943.74 and 30,262.52 is: 41,762.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,755.92 : 76,943.74 = 30,262.52 : x
  2. Step 2: Convert to fraction form
    55,755.92/76,943.74 = 30,262.52/x
  3. Step 3: Cross multiply
    55,755.92x = 76,943.74 × 30,262.52
  4. Step 4: Simplify right side
    55,755.92x = 2,328,511,470.62
  5. Step 5: Solve for x
    x = 2,328,511,470.62/55,755.92
  6. Step 6: Final answer
    x = 41,762.59

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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.