Home / 178,845.98-268,227.33-66,579.08

Finding the Fourth Proportional to 178,845.98, 268,227.33 and 66,579.08

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Solution

The fourth proportional to 178,845.98, 268,227.33 and 66,579.08 is: 99,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,845.98 : 268,227.33 = 66,579.08 : x
  2. Step 2: Convert to fraction form
    178,845.98/268,227.33 = 66,579.08/x
  3. Step 3: Cross multiply
    178,845.98x = 268,227.33 × 66,579.08
  4. Step 4: Simplify right side
    178,845.98x = 17,858,327,521.12
  5. Step 5: Solve for x
    x = 17,858,327,521.12/178,845.98
  6. Step 6: Final answer
    x = 99,853.11

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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.