Home / 186,077.07-256,859.33-131,912.33

Finding the Fourth Proportional to 186,077.07, 256,859.33 and 131,912.33

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Solution

The fourth proportional to 186,077.07, 256,859.33 and 131,912.33 is: 182,090.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,077.07 : 256,859.33 = 131,912.33 : x
  2. Step 2: Convert to fraction form
    186,077.07/256,859.33 = 131,912.33/x
  3. Step 3: Cross multiply
    186,077.07x = 256,859.33 × 131,912.33
  4. Step 4: Simplify right side
    186,077.07x = 33,882,910,758.68
  5. Step 5: Solve for x
    x = 33,882,910,758.68/186,077.07
  6. Step 6: Final answer
    x = 182,090.74

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1.5x scale

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.