Home / 117,838.28-176,757.79-29,091.80

Finding the Fourth Proportional to 117,838.28, 176,757.79 and 29,091.80

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Solution

The fourth proportional to 117,838.28, 176,757.79 and 29,091.80 is: 43,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,838.28 : 176,757.79 = 29,091.80 : x
  2. Step 2: Convert to fraction form
    117,838.28/176,757.79 = 29,091.80/x
  3. Step 3: Cross multiply
    117,838.28x = 176,757.79 × 29,091.80
  4. Step 4: Simplify right side
    117,838.28x = 5,142,201,245.87
  5. Step 5: Solve for x
    x = 5,142,201,245.87/117,838.28
  6. Step 6: Final answer
    x = 43,637.78

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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.