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Finding the Fourth Proportional to 227,959.39, 342,037.50 and 122,757.40

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Solution

The fourth proportional to 227,959.39, 342,037.50 and 122,757.40 is: 184,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,959.39 : 342,037.50 = 122,757.40 : x
  2. Step 2: Convert to fraction form
    227,959.39/342,037.50 = 122,757.40/x
  3. Step 3: Cross multiply
    227,959.39x = 342,037.50 × 122,757.40
  4. Step 4: Simplify right side
    227,959.39x = 41,987,634,202.50
  5. Step 5: Solve for x
    x = 41,987,634,202.50/227,959.39
  6. Step 6: Final answer
    x = 184,189.10

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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.