Home / 53,612.45-73,982.45-29,738.61

Finding the Fourth Proportional to 53,612.45, 73,982.45 and 29,738.61

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Solution

The fourth proportional to 53,612.45, 73,982.45 and 29,738.61 is: 41,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.45 : 73,982.45 = 29,738.61 : x
  2. Step 2: Convert to fraction form
    53,612.45/73,982.45 = 29,738.61/x
  3. Step 3: Cross multiply
    53,612.45x = 73,982.45 × 29,738.61
  4. Step 4: Simplify right side
    53,612.45x = 2,200,135,078.70
  5. Step 5: Solve for x
    x = 2,200,135,078.70/53,612.45
  6. Step 6: Final answer
    x = 41,037.77

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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.