Home / 246,583.54-369,872.75-78,103.81

Finding the Fourth Proportional to 246,583.54, 369,872.75 and 78,103.81

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Solution

The fourth proportional to 246,583.54, 369,872.75 and 78,103.81 is: 117,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,583.54 : 369,872.75 = 78,103.81 : x
  2. Step 2: Convert to fraction form
    246,583.54/369,872.75 = 78,103.81/x
  3. Step 3: Cross multiply
    246,583.54x = 369,872.75 × 78,103.81
  4. Step 4: Simplify right side
    246,583.54x = 28,888,471,208.44
  5. Step 5: Solve for x
    x = 28,888,471,208.44/246,583.54
  6. Step 6: Final answer
    x = 117,154.90

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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.