Home / 53,571.25-73,929.31-29,370.61

Finding the Fourth Proportional to 53,571.25, 73,929.31 and 29,370.61

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Solution

The fourth proportional to 53,571.25, 73,929.31 and 29,370.61 is: 40,531.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,571.25 : 73,929.31 = 29,370.61 : x
  2. Step 2: Convert to fraction form
    53,571.25/73,929.31 = 29,370.61/x
  3. Step 3: Cross multiply
    53,571.25x = 73,929.31 × 29,370.61
  4. Step 4: Simplify right side
    53,571.25x = 2,171,349,240.39
  5. Step 5: Solve for x
    x = 2,171,349,240.39/53,571.25
  6. Step 6: Final answer
    x = 40,531.99

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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.