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Finding the Fourth Proportional to 191,757.38, 264,348.50 and 134,218.62

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Solution

The fourth proportional to 191,757.38, 264,348.50 and 134,218.62 is: 185,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,757.38 : 264,348.50 = 134,218.62 : x
  2. Step 2: Convert to fraction form
    191,757.38/264,348.50 = 134,218.62/x
  3. Step 3: Cross multiply
    191,757.38x = 264,348.50 × 134,218.62
  4. Step 4: Simplify right side
    191,757.38x = 35,480,490,197.98
  5. Step 5: Solve for x
    x = 35,480,490,197.98/191,757.38
  6. Step 6: Final answer
    x = 185,028.03

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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.