Home / 166,921.47-230,431.46-95,287.65

Finding the Fourth Proportional to 166,921.47, 230,431.46 and 95,287.65

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Solution

The fourth proportional to 166,921.47, 230,431.46 and 95,287.65 is: 131,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,921.47 : 230,431.46 = 95,287.65 : x
  2. Step 2: Convert to fraction form
    166,921.47/230,431.46 = 95,287.65/x
  3. Step 3: Cross multiply
    166,921.47x = 230,431.46 × 95,287.65
  4. Step 4: Simplify right side
    166,921.47x = 21,957,271,833.03
  5. Step 5: Solve for x
    x = 21,957,271,833.03/166,921.47
  6. Step 6: Final answer
    x = 131,542.53

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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.