Home / 178,336.38-246,063.78-120,983.52

Finding the Fourth Proportional to 178,336.38, 246,063.78 and 120,983.52

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Solution

The fourth proportional to 178,336.38, 246,063.78 and 120,983.52 is: 166,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,336.38 : 246,063.78 = 120,983.52 : x
  2. Step 2: Convert to fraction form
    178,336.38/246,063.78 = 120,983.52/x
  3. Step 3: Cross multiply
    178,336.38x = 246,063.78 × 120,983.52
  4. Step 4: Simplify right side
    178,336.38x = 29,769,662,248.91
  5. Step 5: Solve for x
    x = 29,769,662,248.91/178,336.38
  6. Step 6: Final answer
    x = 166,929.83

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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.