Home / 166,202.56-229,359.52-90,751.12

Finding the Fourth Proportional to 166,202.56, 229,359.52 and 90,751.12

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Solution

The fourth proportional to 166,202.56, 229,359.52 and 90,751.12 is: 125,236.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,202.56 : 229,359.52 = 90,751.12 : x
  2. Step 2: Convert to fraction form
    166,202.56/229,359.52 = 90,751.12/x
  3. Step 3: Cross multiply
    166,202.56x = 229,359.52 × 90,751.12
  4. Step 4: Simplify right side
    166,202.56x = 20,814,633,322.66
  5. Step 5: Solve for x
    x = 20,814,633,322.66/166,202.56
  6. Step 6: Final answer
    x = 125,236.54

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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.