Home / 133,241.21-199,965.46-92,998.77

Finding the Fourth Proportional to 133,241.21, 199,965.46 and 92,998.77

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Solution

The fourth proportional to 133,241.21, 199,965.46 and 92,998.77 is: 139,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,241.21 : 199,965.46 = 92,998.77 : x
  2. Step 2: Convert to fraction form
    133,241.21/199,965.46 = 92,998.77/x
  3. Step 3: Cross multiply
    133,241.21x = 199,965.46 × 92,998.77
  4. Step 4: Simplify right side
    133,241.21x = 18,596,540,822.66
  5. Step 5: Solve for x
    x = 18,596,540,822.66/133,241.21
  6. Step 6: Final answer
    x = 139,570.49

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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.