Home / 92,380.74-138,584.25-33,205.38

Finding the Fourth Proportional to 92,380.74, 138,584.25 and 33,205.38

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Solution

The fourth proportional to 92,380.74, 138,584.25 and 33,205.38 is: 49,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,380.74 : 138,584.25 = 33,205.38 : x
  2. Step 2: Convert to fraction form
    92,380.74/138,584.25 = 33,205.38/x
  3. Step 3: Cross multiply
    92,380.74x = 138,584.25 × 33,205.38
  4. Step 4: Simplify right side
    92,380.74x = 4,601,742,683.27
  5. Step 5: Solve for x
    x = 4,601,742,683.27/92,380.74
  6. Step 6: Final answer
    x = 49,812.79

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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.