Home / 118,799.53-178,199.22-47,722.15

Finding the Fourth Proportional to 118,799.53, 178,199.22 and 47,722.15

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Solution

The fourth proportional to 118,799.53, 178,199.22 and 47,722.15 is: 71,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,799.53 : 178,199.22 = 47,722.15 : x
  2. Step 2: Convert to fraction form
    118,799.53/178,199.22 = 47,722.15/x
  3. Step 3: Cross multiply
    118,799.53x = 178,199.22 × 47,722.15
  4. Step 4: Simplify right side
    118,799.53x = 8,504,049,906.72
  5. Step 5: Solve for x
    x = 8,504,049,906.72/118,799.53
  6. Step 6: Final answer
    x = 71,583.19

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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.