Home / 118,942.89-178,396.96-34,680.41

Finding the Fourth Proportional to 118,942.89, 178,396.96 and 34,680.41

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Solution

The fourth proportional to 118,942.89, 178,396.96 and 34,680.41 is: 52,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,942.89 : 178,396.96 = 34,680.41 : x
  2. Step 2: Convert to fraction form
    118,942.89/178,396.96 = 34,680.41/x
  3. Step 3: Cross multiply
    118,942.89x = 178,396.96 × 34,680.41
  4. Step 4: Simplify right side
    118,942.89x = 6,186,879,715.55
  5. Step 5: Solve for x
    x = 6,186,879,715.55/118,942.89
  6. Step 6: Final answer
    x = 52,015.55

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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.