Home / 154,474.24-231,715.40-49,293.12

Finding the Fourth Proportional to 154,474.24, 231,715.40 and 49,293.12

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Solution

The fourth proportional to 154,474.24, 231,715.40 and 49,293.12 is: 73,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,474.24 : 231,715.40 = 49,293.12 : x
  2. Step 2: Convert to fraction form
    154,474.24/231,715.40 = 49,293.12/x
  3. Step 3: Cross multiply
    154,474.24x = 231,715.40 × 49,293.12
  4. Step 4: Simplify right side
    154,474.24x = 11,421,975,018.05
  5. Step 5: Solve for x
    x = 11,421,975,018.05/154,474.24
  6. Step 6: Final answer
    x = 73,940.97

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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.