Home / 166,932.03-230,365.04-91,478.91

Finding the Fourth Proportional to 166,932.03, 230,365.04 and 91,478.91

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Solution

The fourth proportional to 166,932.03, 230,365.04 and 91,478.91 is: 126,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,932.03 : 230,365.04 = 91,478.91 : x
  2. Step 2: Convert to fraction form
    166,932.03/230,365.04 = 91,478.91/x
  3. Step 3: Cross multiply
    166,932.03x = 230,365.04 × 91,478.91
  4. Step 4: Simplify right side
    166,932.03x = 21,073,542,303.91
  5. Step 5: Solve for x
    x = 21,073,542,303.91/166,932.03
  6. Step 6: Final answer
    x = 126,240.26

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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.