Home / 54,383.63-75,049.61-31,738.25

Finding the Fourth Proportional to 54,383.63, 75,049.61 and 31,738.25

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Solution

The fourth proportional to 54,383.63, 75,049.61 and 31,738.25 is: 43,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.63 : 75,049.61 = 31,738.25 : x
  2. Step 2: Convert to fraction form
    54,383.63/75,049.61 = 31,738.25/x
  3. Step 3: Cross multiply
    54,383.63x = 75,049.61 × 31,738.25
  4. Step 4: Simplify right side
    54,383.63x = 2,381,943,313.52
  5. Step 5: Solve for x
    x = 2,381,943,313.52/54,383.63
  6. Step 6: Final answer
    x = 43,798.91

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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.