Home / 344,550.21-516,825.32-107,911.41

Finding the Fourth Proportional to 344,550.21, 516,825.32 and 107,911.41

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Solution

The fourth proportional to 344,550.21, 516,825.32 and 107,911.41 is: 161,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,550.21 : 516,825.32 = 107,911.41 : x
  2. Step 2: Convert to fraction form
    344,550.21/516,825.32 = 107,911.41/x
  3. Step 3: Cross multiply
    344,550.21x = 516,825.32 × 107,911.41
  4. Step 4: Simplify right side
    344,550.21x = 55,771,348,465.34
  5. Step 5: Solve for x
    x = 55,771,348,465.34/344,550.21
  6. Step 6: Final answer
    x = 161,867.12

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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.