Home / 115,620.84-173,268.27-54,766.53

Finding the Fourth Proportional to 115,620.84, 173,268.27 and 54,766.53

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Solution

The fourth proportional to 115,620.84, 173,268.27 and 54,766.53 is: 82,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,620.84 : 173,268.27 = 54,766.53 : x
  2. Step 2: Convert to fraction form
    115,620.84/173,268.27 = 54,766.53/x
  3. Step 3: Cross multiply
    115,620.84x = 173,268.27 × 54,766.53
  4. Step 4: Simplify right side
    115,620.84x = 9,489,301,907.00
  5. Step 5: Solve for x
    x = 9,489,301,907.00/115,620.84
  6. Step 6: Final answer
    x = 82,072.59

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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.