Home / 186,811.73-257,805.88-106,250.85

Finding the Fourth Proportional to 186,811.73, 257,805.88 and 106,250.85

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Solution

The fourth proportional to 186,811.73, 257,805.88 and 106,250.85 is: 146,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,811.73 : 257,805.88 = 106,250.85 : x
  2. Step 2: Convert to fraction form
    186,811.73/257,805.88 = 106,250.85/x
  3. Step 3: Cross multiply
    186,811.73x = 257,805.88 × 106,250.85
  4. Step 4: Simplify right side
    186,811.73x = 27,392,093,619.37
  5. Step 5: Solve for x
    x = 27,392,093,619.37/186,811.73
  6. Step 6: Final answer
    x = 146,629.41

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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.