Home / 344,171.13-516,329.58-107,531.64

Finding the Fourth Proportional to 344,171.13, 516,329.58 and 107,531.64

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Solution

The fourth proportional to 344,171.13, 516,329.58 and 107,531.64 is: 161,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,171.13 : 516,329.58 = 107,531.64 : x
  2. Step 2: Convert to fraction form
    344,171.13/516,329.58 = 107,531.64/x
  3. Step 3: Cross multiply
    344,171.13x = 516,329.58 × 107,531.64
  4. Step 4: Simplify right side
    344,171.13x = 55,521,766,517.91
  5. Step 5: Solve for x
    x = 55,521,766,517.91/344,171.13
  6. Step 6: Final answer
    x = 161,320.23

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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.