Home / 253,961.11-381,005.12-179,227.14

Finding the Fourth Proportional to 253,961.11, 381,005.12 and 179,227.14

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Solution

The fourth proportional to 253,961.11, 381,005.12 and 179,227.14 is: 268,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,961.11 : 381,005.12 = 179,227.14 : x
  2. Step 2: Convert to fraction form
    253,961.11/381,005.12 = 179,227.14/x
  3. Step 3: Cross multiply
    253,961.11x = 381,005.12 × 179,227.14
  4. Step 4: Simplify right side
    253,961.11x = 68,286,457,982.96
  5. Step 5: Solve for x
    x = 68,286,457,982.96/253,961.11
  6. Step 6: Final answer
    x = 268,885.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.