Home / 209,675.73-314,512.11-125,459.37

Finding the Fourth Proportional to 209,675.73, 314,512.11 and 125,459.37

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Solution

The fourth proportional to 209,675.73, 314,512.11 and 125,459.37 is: 188,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,675.73 : 314,512.11 = 125,459.37 : x
  2. Step 2: Convert to fraction form
    209,675.73/314,512.11 = 125,459.37/x
  3. Step 3: Cross multiply
    209,675.73x = 314,512.11 × 125,459.37
  4. Step 4: Simplify right side
    209,675.73x = 39,458,491,177.97
  5. Step 5: Solve for x
    x = 39,458,491,177.97/209,675.73
  6. Step 6: Final answer
    x = 188,188.17

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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.