Home / 54,520.08-75,212.44-31,860

Finding the Fourth Proportional to 54,520.08, 75,212.44 and 31,860

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Solution

The fourth proportional to 54,520.08, 75,212.44 and 31,860 is: 43,952.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520.08 : 75,212.44 = 31,860 : x
  2. Step 2: Convert to fraction form
    54,520.08/75,212.44 = 31,860/x
  3. Step 3: Cross multiply
    54,520.08x = 75,212.44 × 31,860
  4. Step 4: Simplify right side
    54,520.08x = 2,396,268,338.40
  5. Step 5: Solve for x
    x = 2,396,268,338.40/54,520.08
  6. Step 6: Final answer
    x = 43,952.03

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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.