Home / 154,429.70-231,644.55-151,805.30

Finding the Fourth Proportional to 154,429.70, 231,644.55 and 151,805.30

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Solution

The fourth proportional to 154,429.70, 231,644.55 and 151,805.30 is: 227,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,429.70 : 231,644.55 = 151,805.30 : x
  2. Step 2: Convert to fraction form
    154,429.70/231,644.55 = 151,805.30/x
  3. Step 3: Cross multiply
    154,429.70x = 231,644.55 × 151,805.30
  4. Step 4: Simplify right side
    154,429.70x = 35,164,870,406.12
  5. Step 5: Solve for x
    x = 35,164,870,406.12/154,429.70
  6. Step 6: Final answer
    x = 227,707.95

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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.