Home / 178,246.36-245,979.97-102,794.86

Finding the Fourth Proportional to 178,246.36, 245,979.97 and 102,794.86

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Solution

The fourth proportional to 178,246.36, 245,979.97 and 102,794.86 is: 141,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,246.36 : 245,979.97 = 102,794.86 : x
  2. Step 2: Convert to fraction form
    178,246.36/245,979.97 = 102,794.86/x
  3. Step 3: Cross multiply
    178,246.36x = 245,979.97 × 102,794.86
  4. Step 4: Simplify right side
    178,246.36x = 25,285,476,578.95
  5. Step 5: Solve for x
    x = 25,285,476,578.95/178,246.36
  6. Step 6: Final answer
    x = 141,856.90

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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.