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Finding the Fourth Proportional to 264,679.79, 396,920.33 and 96,158.48

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Solution

The fourth proportional to 264,679.79, 396,920.33 and 96,158.48 is: 144,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,679.79 : 396,920.33 = 96,158.48 : x
  2. Step 2: Convert to fraction form
    264,679.79/396,920.33 = 96,158.48/x
  3. Step 3: Cross multiply
    264,679.79x = 396,920.33 × 96,158.48
  4. Step 4: Simplify right side
    264,679.79x = 38,167,255,133.11
  5. Step 5: Solve for x
    x = 38,167,255,133.11/264,679.79
  6. Step 6: Final answer
    x = 144,201.62

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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.