Home / 54,161.17-74,741.01-29,961.50

Finding the Fourth Proportional to 54,161.17, 74,741.01 and 29,961.50

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Solution

The fourth proportional to 54,161.17, 74,741.01 and 29,961.50 is: 41,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.17 : 74,741.01 = 29,961.50 : x
  2. Step 2: Convert to fraction form
    54,161.17/74,741.01 = 29,961.50/x
  3. Step 3: Cross multiply
    54,161.17x = 74,741.01 × 29,961.50
  4. Step 4: Simplify right side
    54,161.17x = 2,239,352,621.31
  5. Step 5: Solve for x
    x = 2,239,352,621.31/54,161.17
  6. Step 6: Final answer
    x = 41,346.09

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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.