Home / 54,904.93-82,357.40-13,351.57

Finding the Fourth Proportional to 54,904.93, 82,357.40 and 13,351.57

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Solution

The fourth proportional to 54,904.93, 82,357.40 and 13,351.57 is: 20,027.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,904.93 : 82,357.40 = 13,351.57 : x
  2. Step 2: Convert to fraction form
    54,904.93/82,357.40 = 13,351.57/x
  3. Step 3: Cross multiply
    54,904.93x = 82,357.40 × 13,351.57
  4. Step 4: Simplify right side
    54,904.93x = 1,099,600,591.12
  5. Step 5: Solve for x
    x = 1,099,600,591.12/54,904.93
  6. Step 6: Final answer
    x = 20,027.36

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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.