Home / 192,380.22-265,558.80-172,201.50

Finding the Fourth Proportional to 192,380.22, 265,558.80 and 172,201.50

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Solution

The fourth proportional to 192,380.22, 265,558.80 and 172,201.50 is: 237,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,380.22 : 265,558.80 = 172,201.50 : x
  2. Step 2: Convert to fraction form
    192,380.22/265,558.80 = 172,201.50/x
  3. Step 3: Cross multiply
    192,380.22x = 265,558.80 × 172,201.50
  4. Step 4: Simplify right side
    192,380.22x = 45,729,623,698.20
  5. Step 5: Solve for x
    x = 45,729,623,698.20/192,380.22
  6. Step 6: Final answer
    x = 237,704.39

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1.5x scale

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.