Home / 54,096.40-81,175.16-29,135.92

Finding the Fourth Proportional to 54,096.40, 81,175.16 and 29,135.92

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Solution

The fourth proportional to 54,096.40, 81,175.16 and 29,135.92 is: 43,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,096.40 : 81,175.16 = 29,135.92 : x
  2. Step 2: Convert to fraction form
    54,096.40/81,175.16 = 29,135.92/x
  3. Step 3: Cross multiply
    54,096.40x = 81,175.16 × 29,135.92
  4. Step 4: Simplify right side
    54,096.40x = 2,365,112,967.75
  5. Step 5: Solve for x
    x = 2,365,112,967.75/54,096.40
  6. Step 6: Final answer
    x = 43,720.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.