Home / 132,791.82-183,250.32-72,362.96

Finding the Fourth Proportional to 132,791.82, 183,250.32 and 72,362.96

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Solution

The fourth proportional to 132,791.82, 183,250.32 and 72,362.96 is: 99,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,791.82 : 183,250.32 = 72,362.96 : x
  2. Step 2: Convert to fraction form
    132,791.82/183,250.32 = 72,362.96/x
  3. Step 3: Cross multiply
    132,791.82x = 183,250.32 × 72,362.96
  4. Step 4: Simplify right side
    132,791.82x = 13,260,534,659.90
  5. Step 5: Solve for x
    x = 13,260,534,659.90/132,791.82
  6. Step 6: Final answer
    x = 99,859.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.