Home / 166,726.38-230,082.41-91,274.88

Finding the Fourth Proportional to 166,726.38, 230,082.41 and 91,274.88

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Solution

The fourth proportional to 166,726.38, 230,082.41 and 91,274.88 is: 125,959.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,726.38 : 230,082.41 = 91,274.88 : x
  2. Step 2: Convert to fraction form
    166,726.38/230,082.41 = 91,274.88/x
  3. Step 3: Cross multiply
    166,726.38x = 230,082.41 × 91,274.88
  4. Step 4: Simplify right side
    166,726.38x = 21,000,744,362.86
  5. Step 5: Solve for x
    x = 21,000,744,362.86/166,726.38
  6. Step 6: Final answer
    x = 125,959.34

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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.