Home / 178,954.30-268,234.62-73,715.86

Finding the Fourth Proportional to 178,954.30, 268,234.62 and 73,715.86

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Solution

The fourth proportional to 178,954.30, 268,234.62 and 73,715.86 is: 110,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,954.30 : 268,234.62 = 73,715.86 : x
  2. Step 2: Convert to fraction form
    178,954.30/268,234.62 = 73,715.86/x
  3. Step 3: Cross multiply
    178,954.30x = 268,234.62 × 73,715.86
  4. Step 4: Simplify right side
    178,954.30x = 19,773,145,695.07
  5. Step 5: Solve for x
    x = 19,773,145,695.07/178,954.30
  6. Step 6: Final answer
    x = 110,492.71

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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.