Home / 102,583.82-154,146.34-55,233.92

Finding the Fourth Proportional to 102,583.82, 154,146.34 and 55,233.92

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Solution

The fourth proportional to 102,583.82, 154,146.34 and 55,233.92 is: 82,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,583.82 : 154,146.34 = 55,233.92 : x
  2. Step 2: Convert to fraction form
    102,583.82/154,146.34 = 55,233.92/x
  3. Step 3: Cross multiply
    102,583.82x = 154,146.34 × 55,233.92
  4. Step 4: Simplify right side
    102,583.82x = 8,514,106,611.85
  5. Step 5: Solve for x
    x = 8,514,106,611.85/102,583.82
  6. Step 6: Final answer
    x = 82,996.58

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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.