Home / 168,032.10-252,092.70-73,221.60

Finding the Fourth Proportional to 168,032.10, 252,092.70 and 73,221.60

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Solution

The fourth proportional to 168,032.10, 252,092.70 and 73,221.60 is: 109,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032.10 : 252,092.70 = 73,221.60 : x
  2. Step 2: Convert to fraction form
    168,032.10/252,092.70 = 73,221.60/x
  3. Step 3: Cross multiply
    168,032.10x = 252,092.70 × 73,221.60
  4. Step 4: Simplify right side
    168,032.10x = 18,458,630,842.32
  5. Step 5: Solve for x
    x = 18,458,630,842.32/168,032.10
  6. Step 6: Final answer
    x = 109,851.81

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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.