Home / 54,027.92-74,551.18-31,363.31

Finding the Fourth Proportional to 54,027.92, 74,551.18 and 31,363.31

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Solution

The fourth proportional to 54,027.92, 74,551.18 and 31,363.31 is: 43,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,027.92 : 74,551.18 = 31,363.31 : x
  2. Step 2: Convert to fraction form
    54,027.92/74,551.18 = 31,363.31/x
  3. Step 3: Cross multiply
    54,027.92x = 74,551.18 × 31,363.31
  4. Step 4: Simplify right side
    54,027.92x = 2,338,171,318.04
  5. Step 5: Solve for x
    x = 2,338,171,318.04/54,027.92
  6. Step 6: Final answer
    x = 43,277.10

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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.