Home / 156,327.99-234,375.35-73,202.55

Finding the Fourth Proportional to 156,327.99, 234,375.35 and 73,202.55

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Solution

The fourth proportional to 156,327.99, 234,375.35 and 73,202.55 is: 109,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,327.99 : 234,375.35 = 73,202.55 : x
  2. Step 2: Convert to fraction form
    156,327.99/234,375.35 = 73,202.55/x
  3. Step 3: Cross multiply
    156,327.99x = 234,375.35 × 73,202.55
  4. Step 4: Simplify right side
    156,327.99x = 17,156,873,556.47
  5. Step 5: Solve for x
    x = 17,156,873,556.47/156,327.99
  6. Step 6: Final answer
    x = 109,749.21

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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.