Home / 154,815.06-232,245.81-54,966.96

Finding the Fourth Proportional to 154,815.06, 232,245.81 and 54,966.96

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Solution

The fourth proportional to 154,815.06, 232,245.81 and 54,966.96 is: 82,458.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,815.06 : 232,245.81 = 54,966.96 : x
  2. Step 2: Convert to fraction form
    154,815.06/232,245.81 = 54,966.96/x
  3. Step 3: Cross multiply
    154,815.06x = 232,245.81 × 54,966.96
  4. Step 4: Simplify right side
    154,815.06x = 12,765,846,148.44
  5. Step 5: Solve for x
    x = 12,765,846,148.44/154,815.06
  6. Step 6: Final answer
    x = 82,458.68

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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.