Home / 54,161.96-74,742.10-29,963.82

Finding the Fourth Proportional to 54,161.96, 74,742.10 and 29,963.82

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Solution

The fourth proportional to 54,161.96, 74,742.10 and 29,963.82 is: 41,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.96 : 74,742.10 = 29,963.82 : x
  2. Step 2: Convert to fraction form
    54,161.96/74,742.10 = 29,963.82/x
  3. Step 3: Cross multiply
    54,161.96x = 74,742.10 × 29,963.82
  4. Step 4: Simplify right side
    54,161.96x = 2,239,558,643.97
  5. Step 5: Solve for x
    x = 2,239,558,643.97/54,161.96
  6. Step 6: Final answer
    x = 41,349.29

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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.