Home / 186,777.09-257,757.39-106,217.73

Finding the Fourth Proportional to 186,777.09, 257,757.39 and 106,217.73

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Solution

The fourth proportional to 186,777.09, 257,757.39 and 106,217.73 is: 146,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,777.09 : 257,757.39 = 106,217.73 : x
  2. Step 2: Convert to fraction form
    186,777.09/257,757.39 = 106,217.73/x
  3. Step 3: Cross multiply
    186,777.09x = 257,757.39 × 106,217.73
  4. Step 4: Simplify right side
    186,777.09x = 27,378,404,856.52
  5. Step 5: Solve for x
    x = 27,378,404,856.52/186,777.09
  6. Step 6: Final answer
    x = 146,583.31

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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.