Home / 144,771.39-217,083.04-60,508.55

Finding the Fourth Proportional to 144,771.39, 217,083.04 and 60,508.55

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Solution

The fourth proportional to 144,771.39, 217,083.04 and 60,508.55 is: 90,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,771.39 : 217,083.04 = 60,508.55 : x
  2. Step 2: Convert to fraction form
    144,771.39/217,083.04 = 60,508.55/x
  3. Step 3: Cross multiply
    144,771.39x = 217,083.04 × 60,508.55
  4. Step 4: Simplify right side
    144,771.39x = 13,135,380,891.91
  5. Step 5: Solve for x
    x = 13,135,380,891.91/144,771.39
  6. Step 6: Final answer
    x = 90,731.89

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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.