Home / 166,932.28-230,365.38-91,479.16

Finding the Fourth Proportional to 166,932.28, 230,365.38 and 91,479.16

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Solution

The fourth proportional to 166,932.28, 230,365.38 and 91,479.16 is: 126,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,932.28 : 230,365.38 = 91,479.16 : x
  2. Step 2: Convert to fraction form
    166,932.28/230,365.38 = 91,479.16/x
  3. Step 3: Cross multiply
    166,932.28x = 230,365.38 × 91,479.16
  4. Step 4: Simplify right side
    166,932.28x = 21,073,631,455.48
  5. Step 5: Solve for x
    x = 21,073,631,455.48/166,932.28
  6. Step 6: Final answer
    x = 126,240.60

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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.