Home / 166,805.58-230,197.23-91,358.22

Finding the Fourth Proportional to 166,805.58, 230,197.23 and 91,358.22

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Solution

The fourth proportional to 166,805.58, 230,197.23 and 91,358.22 is: 126,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,805.58 : 230,197.23 = 91,358.22 : x
  2. Step 2: Convert to fraction form
    166,805.58/230,197.23 = 91,358.22/x
  3. Step 3: Cross multiply
    166,805.58x = 230,197.23 × 91,358.22
  4. Step 4: Simplify right side
    166,805.58x = 21,030,409,181.73
  5. Step 5: Solve for x
    x = 21,030,409,181.73/166,805.58
  6. Step 6: Final answer
    x = 126,077.37

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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.