Home / 374,105.51-561,241.28-107,845.25

Finding the Fourth Proportional to 374,105.51, 561,241.28 and 107,845.25

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Solution

The fourth proportional to 374,105.51, 561,241.28 and 107,845.25 is: 161,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,105.51 : 561,241.28 = 107,845.25 : x
  2. Step 2: Convert to fraction form
    374,105.51/561,241.28 = 107,845.25/x
  3. Step 3: Cross multiply
    374,105.51x = 561,241.28 × 107,845.25
  4. Step 4: Simplify right side
    374,105.51x = 60,527,202,806.49
  5. Step 5: Solve for x
    x = 60,527,202,806.49/374,105.51
  6. Step 6: Final answer
    x = 161,791.80

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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.