Home / 168,009.10-252,058.20-73,198.60

Finding the Fourth Proportional to 168,009.10, 252,058.20 and 73,198.60

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Solution

The fourth proportional to 168,009.10, 252,058.20 and 73,198.60 is: 109,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,009.10 : 252,058.20 = 73,198.60 : x
  2. Step 2: Convert to fraction form
    168,009.10/252,058.20 = 73,198.60/x
  3. Step 3: Cross multiply
    168,009.10x = 252,058.20 × 73,198.60
  4. Step 4: Simplify right side
    168,009.10x = 18,450,307,358.52
  5. Step 5: Solve for x
    x = 18,450,307,358.52/168,009.10
  6. Step 6: Final answer
    x = 109,817.31

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1.5x scale

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.