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Finding the Fourth Proportional to 191,892.39, 264,919.73 and 133,062.09

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Solution

The fourth proportional to 191,892.39, 264,919.73 and 133,062.09 is: 183,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,892.39 : 264,919.73 = 133,062.09 : x
  2. Step 2: Convert to fraction form
    191,892.39/264,919.73 = 133,062.09/x
  3. Step 3: Cross multiply
    191,892.39x = 264,919.73 × 133,062.09
  4. Step 4: Simplify right side
    191,892.39x = 35,250,772,290.73
  5. Step 5: Solve for x
    x = 35,250,772,290.73/191,892.39
  6. Step 6: Final answer
    x = 183,700.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.