Home / 166,333.88-229,540.95-90,882.38

Finding the Fourth Proportional to 166,333.88, 229,540.95 and 90,882.38

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Solution

The fourth proportional to 166,333.88, 229,540.95 and 90,882.38 is: 125,417.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,333.88 : 229,540.95 = 90,882.38 : x
  2. Step 2: Convert to fraction form
    166,333.88/229,540.95 = 90,882.38/x
  3. Step 3: Cross multiply
    166,333.88x = 229,540.95 × 90,882.38
  4. Step 4: Simplify right side
    166,333.88x = 20,861,226,695.76
  5. Step 5: Solve for x
    x = 20,861,226,695.76/166,333.88
  6. Step 6: Final answer
    x = 125,417.79

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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.