Home / 231,746.80-347,620.20-164,824.60

Finding the Fourth Proportional to 231,746.80, 347,620.20 and 164,824.60

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Solution

The fourth proportional to 231,746.80, 347,620.20 and 164,824.60 is: 247,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,746.80 : 347,620.20 = 164,824.60 : x
  2. Step 2: Convert to fraction form
    231,746.80/347,620.20 = 164,824.60/x
  3. Step 3: Cross multiply
    231,746.80x = 347,620.20 × 164,824.60
  4. Step 4: Simplify right side
    231,746.80x = 57,296,360,416.92
  5. Step 5: Solve for x
    x = 57,296,360,416.92/231,746.80
  6. Step 6: Final answer
    x = 247,236.90

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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.