Home / 247,348.36-371,080.78-196,938.04

Finding the Fourth Proportional to 247,348.36, 371,080.78 and 196,938.04

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Solution

The fourth proportional to 247,348.36, 371,080.78 and 196,938.04 is: 295,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,348.36 : 371,080.78 = 196,938.04 : x
  2. Step 2: Convert to fraction form
    247,348.36/371,080.78 = 196,938.04/x
  3. Step 3: Cross multiply
    247,348.36x = 371,080.78 × 196,938.04
  4. Step 4: Simplify right side
    247,348.36x = 73,079,921,494.87
  5. Step 5: Solve for x
    x = 73,079,921,494.87/247,348.36
  6. Step 6: Final answer
    x = 295,453.43

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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.