Home / 344,464.75-516,418.30-107,685.55

Finding the Fourth Proportional to 344,464.75, 516,418.30 and 107,685.55

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Solution

The fourth proportional to 344,464.75, 516,418.30 and 107,685.55 is: 161,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,464.75 : 516,418.30 = 107,685.55 : x
  2. Step 2: Convert to fraction form
    344,464.75/516,418.30 = 107,685.55/x
  3. Step 3: Cross multiply
    344,464.75x = 516,418.30 × 107,685.55
  4. Step 4: Simplify right side
    344,464.75x = 55,610,788,665.57
  5. Step 5: Solve for x
    x = 55,610,788,665.57/344,464.75
  6. Step 6: Final answer
    x = 161,441.16

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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.