Home / 373,720.20-560,496.24-107,421.36

Finding the Fourth Proportional to 373,720.20, 560,496.24 and 107,421.36

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Solution

The fourth proportional to 373,720.20, 560,496.24 and 107,421.36 is: 161,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,720.20 : 560,496.24 = 107,421.36 : x
  2. Step 2: Convert to fraction form
    373,720.20/560,496.24 = 107,421.36/x
  3. Step 3: Cross multiply
    373,720.20x = 560,496.24 × 107,421.36
  4. Step 4: Simplify right side
    373,720.20x = 60,209,268,375.69
  5. Step 5: Solve for x
    x = 60,209,268,375.69/373,720.20
  6. Step 6: Final answer
    x = 161,107.88

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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.