Home / 247,334.94-370,982.97-69,834.78

Finding the Fourth Proportional to 247,334.94, 370,982.97 and 69,834.78

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Solution

The fourth proportional to 247,334.94, 370,982.97 and 69,834.78 is: 104,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,334.94 : 370,982.97 = 69,834.78 : x
  2. Step 2: Convert to fraction form
    247,334.94/370,982.97 = 69,834.78/x
  3. Step 3: Cross multiply
    247,334.94x = 370,982.97 × 69,834.78
  4. Step 4: Simplify right side
    247,334.94x = 25,907,514,093.70
  5. Step 5: Solve for x
    x = 25,907,514,093.70/247,334.94
  6. Step 6: Final answer
    x = 104,746.68

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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.