Home / 118,936.80-178,429.20-34,696.80

Finding the Fourth Proportional to 118,936.80, 178,429.20 and 34,696.80

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Solution

The fourth proportional to 118,936.80, 178,429.20 and 34,696.80 is: 52,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,936.80 : 178,429.20 = 34,696.80 : x
  2. Step 2: Convert to fraction form
    118,936.80/178,429.20 = 34,696.80/x
  3. Step 3: Cross multiply
    118,936.80x = 178,429.20 × 34,696.80
  4. Step 4: Simplify right side
    118,936.80x = 6,190,922,266.56
  5. Step 5: Solve for x
    x = 6,190,922,266.56/118,936.80
  6. Step 6: Final answer
    x = 52,052.20

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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.