Home / 54,331.90-81,521.24-29,389.48

Finding the Fourth Proportional to 54,331.90, 81,521.24 and 29,389.48

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Solution

The fourth proportional to 54,331.90, 81,521.24 and 29,389.48 is: 44,096.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,331.90 : 81,521.24 = 29,389.48 : x
  2. Step 2: Convert to fraction form
    54,331.90/81,521.24 = 29,389.48/x
  3. Step 3: Cross multiply
    54,331.90x = 81,521.24 × 29,389.48
  4. Step 4: Simplify right side
    54,331.90x = 2,395,866,852.56
  5. Step 5: Solve for x
    x = 2,395,866,852.56/54,331.90
  6. Step 6: Final answer
    x = 44,096.87

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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.