Home / 154,614.07-231,917.46-49,433.95

Finding the Fourth Proportional to 154,614.07, 231,917.46 and 49,433.95

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Solution

The fourth proportional to 154,614.07, 231,917.46 and 49,433.95 is: 74,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,614.07 : 231,917.46 = 49,433.95 : x
  2. Step 2: Convert to fraction form
    154,614.07/231,917.46 = 49,433.95/x
  3. Step 3: Cross multiply
    154,614.07x = 231,917.46 × 49,433.95
  4. Step 4: Simplify right side
    154,614.07x = 11,464,596,121.77
  5. Step 5: Solve for x
    x = 11,464,596,121.77/154,614.07
  6. Step 6: Final answer
    x = 74,149.76

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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.