Home / 146,185.38-201,739.14-85,799.58

Finding the Fourth Proportional to 146,185.38, 201,739.14 and 85,799.58

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Solution

The fourth proportional to 146,185.38, 201,739.14 and 85,799.58 is: 118,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,185.38 : 201,739.14 = 85,799.58 : x
  2. Step 2: Convert to fraction form
    146,185.38/201,739.14 = 85,799.58/x
  3. Step 3: Cross multiply
    146,185.38x = 201,739.14 × 85,799.58
  4. Step 4: Simplify right side
    146,185.38x = 17,309,133,481.56
  5. Step 5: Solve for x
    x = 17,309,133,481.56/146,185.38
  6. Step 6: Final answer
    x = 118,405.37

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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.