Home / 179,238.42-268,901.28-54,579.42

Finding the Fourth Proportional to 179,238.42, 268,901.28 and 54,579.42

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Solution

The fourth proportional to 179,238.42, 268,901.28 and 54,579.42 is: 81,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,238.42 : 268,901.28 = 54,579.42 : x
  2. Step 2: Convert to fraction form
    179,238.42/268,901.28 = 54,579.42/x
  3. Step 3: Cross multiply
    179,238.42x = 268,901.28 × 54,579.42
  4. Step 4: Simplify right side
    179,238.42x = 14,676,475,899.66
  5. Step 5: Solve for x
    x = 14,676,475,899.66/179,238.42
  6. Step 6: Final answer
    x = 81,882.42

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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.