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Finding the Fourth Proportional to 264,679.85, 396,920.42 and 96,158.54

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Solution

The fourth proportional to 264,679.85, 396,920.42 and 96,158.54 is: 144,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,679.85 : 396,920.42 = 96,158.54 : x
  2. Step 2: Convert to fraction form
    264,679.85/396,920.42 = 96,158.54/x
  3. Step 3: Cross multiply
    264,679.85x = 396,920.42 × 96,158.54
  4. Step 4: Simplify right side
    264,679.85x = 38,167,288,955.49
  5. Step 5: Solve for x
    x = 38,167,288,955.49/264,679.85
  6. Step 6: Final answer
    x = 144,201.72

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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.