Home / 54,359.76-81,563.22-29,417.34

Finding the Fourth Proportional to 54,359.76, 81,563.22 and 29,417.34

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Solution

The fourth proportional to 54,359.76, 81,563.22 and 29,417.34 is: 44,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.76 : 81,563.22 = 29,417.34 : x
  2. Step 2: Convert to fraction form
    54,359.76/81,563.22 = 29,417.34/x
  3. Step 3: Cross multiply
    54,359.76x = 81,563.22 × 29,417.34
  4. Step 4: Simplify right side
    54,359.76x = 2,399,372,974.23
  5. Step 5: Solve for x
    x = 2,399,372,974.23/54,359.76
  6. Step 6: Final answer
    x = 44,138.77

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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.