Home / 118,944.12-178,434.60-40,052.04

Finding the Fourth Proportional to 118,944.12, 178,434.60 and 40,052.04

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Solution

The fourth proportional to 118,944.12, 178,434.60 and 40,052.04 is: 60,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,944.12 : 178,434.60 = 40,052.04 : x
  2. Step 2: Convert to fraction form
    118,944.12/178,434.60 = 40,052.04/x
  3. Step 3: Cross multiply
    118,944.12x = 178,434.60 × 40,052.04
  4. Step 4: Simplify right side
    118,944.12x = 7,146,669,736.58
  5. Step 5: Solve for x
    x = 7,146,669,736.58/118,944.12
  6. Step 6: Final answer
    x = 60,084.26

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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.