Home / 154,616.80-231,912.24-49,407.52

Finding the Fourth Proportional to 154,616.80, 231,912.24 and 49,407.52

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Solution

The fourth proportional to 154,616.80, 231,912.24 and 49,407.52 is: 74,107.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,616.80 : 231,912.24 = 49,407.52 : x
  2. Step 2: Convert to fraction form
    154,616.80/231,912.24 = 49,407.52/x
  3. Step 3: Cross multiply
    154,616.80x = 231,912.24 × 49,407.52
  4. Step 4: Simplify right side
    154,616.80x = 11,458,208,636.04
  5. Step 5: Solve for x
    x = 11,458,208,636.04/154,616.80
  6. Step 6: Final answer
    x = 74,107.14

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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.