Home / 54,388.02-75,048.57-31,734.48

Finding the Fourth Proportional to 54,388.02, 75,048.57 and 31,734.48

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Solution

The fourth proportional to 54,388.02, 75,048.57 and 31,734.48 is: 43,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,388.02 : 75,048.57 = 31,734.48 : x
  2. Step 2: Convert to fraction form
    54,388.02/75,048.57 = 31,734.48/x
  3. Step 3: Cross multiply
    54,388.02x = 75,048.57 × 31,734.48
  4. Step 4: Simplify right side
    54,388.02x = 2,381,627,343.69
  5. Step 5: Solve for x
    x = 2,381,627,343.69/54,388.02
  6. Step 6: Final answer
    x = 43,789.56

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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.