Home / 54,370.36-75,179.10-47,371.96

Finding the Fourth Proportional to 54,370.36, 75,179.10 and 47,371.96

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Solution

The fourth proportional to 54,370.36, 75,179.10 and 47,371.96 is: 65,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,370.36 : 75,179.10 = 47,371.96 : x
  2. Step 2: Convert to fraction form
    54,370.36/75,179.10 = 47,371.96/x
  3. Step 3: Cross multiply
    54,370.36x = 75,179.10 × 47,371.96
  4. Step 4: Simplify right side
    54,370.36x = 3,561,381,318.04
  5. Step 5: Solve for x
    x = 3,561,381,318.04/54,370.36
  6. Step 6: Final answer
    x = 65,502.26

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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.