Home / 154,446.96-231,428.52-123,273.84

Finding the Fourth Proportional to 154,446.96, 231,428.52 and 123,273.84

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Solution

The fourth proportional to 154,446.96, 231,428.52 and 123,273.84 is: 184,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,446.96 : 231,428.52 = 123,273.84 : x
  2. Step 2: Convert to fraction form
    154,446.96/231,428.52 = 123,273.84/x
  3. Step 3: Cross multiply
    154,446.96x = 231,428.52 × 123,273.84
  4. Step 4: Simplify right side
    154,446.96x = 28,529,082,345.92
  5. Step 5: Solve for x
    x = 28,529,082,345.92/154,446.96
  6. Step 6: Final answer
    x = 184,717.67

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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.