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Finding the Fourth Proportional to 191,452.89, 264,200.61 and 119,872.38

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Solution

The fourth proportional to 191,452.89, 264,200.61 and 119,872.38 is: 165,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,452.89 : 264,200.61 = 119,872.38 : x
  2. Step 2: Convert to fraction form
    191,452.89/264,200.61 = 119,872.38/x
  3. Step 3: Cross multiply
    191,452.89x = 264,200.61 × 119,872.38
  4. Step 4: Simplify right side
    191,452.89x = 31,670,357,358.43
  5. Step 5: Solve for x
    x = 31,670,357,358.43/191,452.89
  6. Step 6: Final answer
    x = 165,421.15

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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.