Home / 154,659.69-231,923.88-54,845.01

Finding the Fourth Proportional to 154,659.69, 231,923.88 and 54,845.01

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Solution

The fourth proportional to 154,659.69, 231,923.88 and 54,845.01 is: 82,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,659.69 : 231,923.88 = 54,845.01 : x
  2. Step 2: Convert to fraction form
    154,659.69/231,923.88 = 54,845.01/x
  3. Step 3: Cross multiply
    154,659.69x = 231,923.88 × 54,845.01
  4. Step 4: Simplify right side
    154,659.69x = 12,719,867,517.84
  5. Step 5: Solve for x
    x = 12,719,867,517.84/154,659.69
  6. Step 6: Final answer
    x = 82,244.23

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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.