Home / 154,757.92-213,552.72-104,524.96

Finding the Fourth Proportional to 154,757.92, 213,552.72 and 104,524.96

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Solution

The fourth proportional to 154,757.92, 213,552.72 and 104,524.96 is: 144,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,757.92 : 213,552.72 = 104,524.96 : x
  2. Step 2: Convert to fraction form
    154,757.92/213,552.72 = 104,524.96/x
  3. Step 3: Cross multiply
    154,757.92x = 213,552.72 × 104,524.96
  4. Step 4: Simplify right side
    154,757.92x = 22,321,589,515.89
  5. Step 5: Solve for x
    x = 22,321,589,515.89/154,757.92
  6. Step 6: Final answer
    x = 144,235.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.